… Some afternoon shade is beneficial in extremely hot climates, but in general irises do best in full sun. Divide bearded iris every third year for the good of the parent plant and to create more plants. Provide your irises with good drainage. An iris is a perennial flowering plant that grows from a bulb. Some bloom in June. The lovely tall wands of Larkspur (Delphinium) are excellent choices to grow with Bearded Iris. How to Plant Iris Bulbs and Perennials. These can be planted in spring or, better still, between July and mid-October. Plant in late summer. Step 2: Plant the Rhizome As mentioned, irises like neutral to slightly acidic soil. The word "iris" comes from Greek word for "rainbow"—an apt term for a genus of flowers that offers such a wide range of color combinations. While irises won’t affect the flavor or pest resistance of their companions, they do fit beautifully into almost every garden. Companion planting is the practice of combining plants that benefit each other. There are the rhizome Irises and bulb irises. How often - Annually When - Immediately after flowering (July) Why - Creates space and leaves healthy rhizomes undisturbed that will flower consistently each year Benefits - Quick/easy and much less disruption to plants and flowering cycle.. What you do. The bearded iris (Iris germanica), is one of the most popular irises to grow.Bearing sword-like foliage and flamboyant blooms from May to June, it makes a striking addition to hot sunny borders. And, by selecting bicolor varieties, you'll double the color in your beds and borders Some gardeners grow forsythia in poor soil with iris. How to Grow Bearded Irises in Containers. As mentioned, irises like neutral to slightly acidic soil. Avoid over watering the plants. Other plant companions simply benefit each other aesthetically. It is a genus of flowering plants. After the blooms fade and iris bulbs consume the plants’ energy in preparation for winter, a patch of iris can look shabby. Japanese iris grows in moist soil, their soil requirement is similar to impatiens. Don't have much of... © 2021 Balcony Garden Web | All rights reserved, Iris Companion Plants | Gardener’s Guide on Companion Plants for Iris, Productive Vegetable Gardening Tips for Beginners, Carrot Companion Planting | Companion plants for Carrots, 9 Types of Black Roses | Black Rose Varieties, Marigold Benefits in the Garden | Marigold Uses, Celosia Flower Care Tips | Taking Care of Cockscomb, 50 Colorful Succulents that are Incredibly Beautiful, 19 South American Indoor Plants That Everyone Wants to Grow, Growing Lamb’s Quarters | How to Grow Bathua. Divide and transplant irises every few years to avoid overcrowding and root rot. Siberian Iris Care: Information On When To Plant Siberian Iris And Its Care, Trimming Weigela - Tips For Pruning Weigela Bushes, Companion Plants For Daffodils: What To Plant With Daffodils, Advanced Vegetables - Vegetables That Are Hard To Grow, Outdoor Pothos Care – Can You Grow Pothos Outside, Container Garden Pest Control - Dealing With Pests In Containers, Companion Planting With Gladiolus: Plants That Grow Well With Gladiolus, Pruning A Yew Shrub: How To Prune An Overgrown Yew Plant, Plants That Grow With Heather – Tips On Companion Planting With Heather, Controlling Shepherd’s Purse – How To Get Rid Of Shepherd’s Purse Weeds, Potted Plant Surprise – Container Grown Strawberry And Pussy Willow, My Tree Journey: Lessons from a Lemon Tree, Love For Dandelion “Weeds” – Dandelion Flowers Belong In The Garden, 6 Ways to Transform Your Living Space with Indoor Trees. Some beardless irises may be planted in early spring. A raised bed or planting on a slope are ideal places to plant iris. To prevent overcrowding, divide reblooming iris every two to three years, but take only the outside rhizomes of the plant; leave the healthy older portions of the plant intact. There are two classifications of the Iris. If you are fond of irises and want to have more in your garden, one inexpensive way is to start them from seed. Iris reticulata and Iris histroides, plant 7cm (3in) deep and 10cm (4in) apart. When planting Dwarf Iris, plant 2 inches deep, 3-4 inches apart in clumps of 4-6. 7. For a spring garden full of blooms, use these companion plants for iris: Spring blooming shrubs are old fashioned favorite iris companion plants. Like any other plant, irises need water to grow. If your soil is heavy clay, add coarse sand and bulky organic matter to improve drainage. Not only will this stunt the growth of the plant, but it could kill it outright. Some companion plants benefit the taste and scent of each other. Irises planted in colder climates will wait until winter has passed before their shoots become visible. Re-blooming irises grow faster than regular irises, so unlike the standard bearded iris, you'll need to divide them more often. Plant iris bulbs while they are dormant, and water in well. With that in mind, ensure you plant your iris bulbs in well-drained soil that is in an optimum position to catch a lot of rays. After that, give a little push so that they get inside the soil. You can plant your irises in borders, containers, or pots. Peonies are traditionally companions for irises. The plant grows about 24 inches (60 cm) tall and typically blooms late in the spring and into summer. The heart of a mature iris can become woody and unproductive after a few years. If you plant a garden with irises, peonies and roses it will look wonderful. Cut off the healthy, young rhizomes at the edge of the plant … The first step to growing any plant is knowing the kind of soil where it will thrive at. When to Plant: Dutch iris are planted in the fall, at the same time as tulips and daffodils. Plant bearded iris with the upper part of the rhizome partially exposed to get a summer baking, particularly important in August and September to bake … Read about 32 Fun DIY Indoor Gardening Projects and grow your favorite plants in a unique, artistic way like never before! The iris can be a bossy plant and spreads quickly through the garden, but some companion flowers will grow nicely alongside the iris. Each bloom is made up of large outer and inner petals, known as ruffs and falls, respectively. You will have a unique iris that you can call your own. Grow siberian iris plants in clumps to create a beautiful color contrast with daylilies, marsh spurge, ornamental poppy, lady’s mantle and cranesbill. If you have a little patience (and you enjoy a surprise-more on that later) you can produce more irises very easily. Plant them in large containers and add other bulbs, perennials or annuals to fill out the area around their slender ankles. It has architectural evergreen foliage and dull purple flowers, but it comes into its own in autumn when its large seedpods split open to reveal rows of orange-red seeds that remain well into winter. Iris can withstand drought but not soggy feet. The lifespan of an iris clump can reach anywhere from 5 to 20 years. Japanese iris bloom early summer to midsummer. Of course, if you have purchased a variety of iris that likes water, follow the label to determine whether to plant in or beside the water. As long as you have a well-drained soil and a sunny position, you can grow these easy-to-maintain plants in your garden To help improve drainage, you can mix in a little peat moss or compost. Heavy clay soils do not work well for growing iris, but sandy or gravelly soils are excellent. The rhizome should be at the soil surface. When the flowers of the Iris plant start to fade, care should be given when you cut off the flower stalks from the base of the plant. Site your Dutch irises where they will receive full sun. The rest of the plant is undisturbed, it will bloom just as if nothing has happened. Bearded iris are propagated and planted as rhizomes.. Rhizomes are sideways-growing stems that shoot out laterally, just beneath the surface of the soil. Make a ridge of soil down the middle and place the rhizome on the ridge, spreading roots down both sides. There is a wide range of companion plants that will bring out the best qualities of your Siberian Irises and share their space with a serene balance. Pair of purple coneflowers also go along well with long-stemmed bearded irises. Bearded Irises are an adored hardy perennial that combines well with other perennials and bulbs. How to Water the Iris in Pots. How often - Annually When - Immediately after flowering (July) Why - Creates space and leaves healthy rhizomes undisturbed that will flower consistently each year Benefits - Quick/easy and much less disruption to plants and flowering cycle.. What you do. When planning your bearded iris plantings be sure to mix in other perennials and bulbs as bearded iris companion plants. Lilies, hemerocallis hybrids, penstemons, phlox and chrysanthemums are also used in combination with irises. Save my name, email, and website in this browser for the next time I comment. Irises are hardy perenials that don't require much care after planting. I’m planning to plant chives around my irises which I have seen on line so I’m guessing it is OK. I’m taking care not to crowd the irises though as I understand they need their space. Companion plants for tall, dwarf and other bearded iris are Columbine, sweet rocket, pyrethrum, blue salvia, coralbells and Narcissus. When we are talking about the iris, it means that we are talking about a wide range of flowering plants. If your native soil is heavy, you can plant irises in raised beds to help drainage. There are the rhizome Irises and bulb irises. Instead, we recommend using K. van Bourgondien 100% Natural Bulb Food. In climates with hot summers, plant the rhizome just below the soil surface. Some good flowering companion plants for gladiolus include zinnias and dahlias. What Iris means: In Greek, Iris is the goddess of the rainbow; the French, starting with Henry VI, adopted the Iris as a heraldic symbol, the fleur-de-lis.. Tall Bearded Iris (Iris x germanica) are sold as bareroot plants in the fall, with select varieties also available as potted plants in the spring. But dividing bearded irises every three to five years allows the clump to rejuvenate and bloom better (not to mention a way to multiply your irises to fill in gap). If there is an awkward gap in the iris plants, it might occasionally be necessary to plant a rhizome or two. They grow in full sun to part shade and thrive in wide range of soil, preferably moist. Planting Preparations. The rhizome Iris is a thickened, horizontal stem that typically grows underground and can partially be seen above ground. The classic bearded iris (Iris germanica) is the parent of most bearded iris varieties, which thrive in U.S. Department of Agriculture plant hardiness zones 3 through 10. Like all iris plants, bulb variations still require a lot of sunlight to grow efficiently. They can drain off easily while the other plants get all that water. Irises are easy-to-grow perennials with flowers in nearly every color of the rainbow. The bulbs look like small pointed onions. Three magnificent yellow petals form the flower. Step #1: Plant One of These 5 Types of Iris. Vinca minor plants when grown around the base of an iris plant, they crawl and grow around the iris, this creates a beautiful focal point in the garden. That said, you can’t water these plants frequently. After the blooms fade and iris bulbs consume the plants’ energy in preparation for winter, a patch of iris can look shabby. The ideal pH is 7 (neutral), although not essential, so add garden lime to acidic soils, which is also good to improve clay soils. Water well when planting bearded iris rhizomes, but don't continue to water unless the weather becomes dry. Growing Dutch Irises From Bulbs Plant the bulbs three to five inches deep and also three to five inches apart; since the Dutch iris is a spring-flowering bulb, its planting time is fall. Keep them in a sunny, well-drained spot, removing spent blooms and trimming foliage in the fall will ensure healthy plants each spring. Where To Plant Irises require at least a half-day (6-8 hours) of direct sunlight. Irises prefer soils that are … Reblooming irises grow faster than regular irises, so you'll need to divide them more often. Dig a shallow hole 10 inches in diameter and 4 inches deep. Iris will grow in deep shade, but probably not flower. The exposed rhizomes can quickly rot out in standing water. To prevent overcrowding, divide re-blooming iris every 2 to 3 years, take only the outside rhizomes of the plant. There are about 300 species that are included in this genus. As long as you have a well-drained soil and a sunny position, you can grow these easy-to-maintain plants in your garden Save to My scrapbook Consider planting columbine, daffodil, and tulips next to irises. Japanese (Iris ensata) and Siberian irises (Iris sibirica), which both grow in U.S. Department of Agriculture plant hardiness zones 3 through 9, grow most readily from seed, but it's possible to start most irises from seed with some degree of success. When planting Dutch iris bulbs, dig a hole about 4 inches deep and place the bulbs 3-6 inches apart. The first step to growing any plant is knowing the kind of soil where it will thrive at. Here are the steps to planting iris bulbs: Step 1: Ready the Soil. How to grow border irises. Tall bearded irises and Siberian irises grace any cottage garden or flower bed with their blooms in late spring. The key is to plant the Iris 12 to 18 inches apart. Read also: advice on caring for iris; Smart tip about yellow iris. Planting iris plant companions that fill out and bloom later in the season can hide spent iris plants. Note: You can plant them with other plants that like more water by planting them in small hill of soil so they are elevated. These plants are also all perennials and like similar sun conditions. Avoid using harsh synthetic fertilizers or fresh manure. Problem #1: Planting Your Bearded Iris Too Deep. Latest Posts. When they bloom: most bloom in the spring. There are about 300 species of iris plants, all with slight variations in the appearance and color of the flower. Consider planting columbine, daffodil, and tulips next to irises. The Iris on this page are shipped for either fall or spring planting, see the green shipping details box on each item for details. Although several iris types grow in wet soil, true water iris is a semi-aquatic or bog plant that grows best in shallow water deep enough to cover the crown year round. Grow moisture loving plants with Japanese iris like soft rush, tropical sage and impatiens if there is shade, you can also ferns and plants like hosta near it. Deep watering at long intervals is the preferred method of care. They grow best in well-drained soil in a full sun location. See each variety for further detail. Alternatively, treat Dutch iris as an annual and simply plant additional bulbs each fall. Bearded Iris Water Requirements Once established the bearded Iris plants require very little water. How to plant bearded iris rhizomes. Do irises need sun or will they grow in shade? To get started, I moistened the soil by letting the … 4 Plant in slightly acidic soil with good drainage. Plant rhizomes singly or in groups of three, 1 to 2 feet apart, depending on the size. Yellow iris is a hardy plant that survives winter very well. For most Iris varieties, July and August are the best months for planting. Dutch iris blossoms come in a variety of brilliant … Iris (bearded), plant 30cm apart. Doddington Method. You may also amend your soil with gypsum or organic matter like compost to lighten the soil. Space the plants 12 to 18 inches apart (closer for dwarf varieties, farther apart for the largest). These, if planted in June, will flower with the rest in the following May. Doddington Method. When iris flowers fade, you’ll need plants that will quickly fill in their gap. Iris flowers attract pollinating insects, like bees, because of their long outer petals. It is a genus of up to 300 species of flowering plants. They are very sensitive to overwatering. Find a nice spot where you want to place your dug up Iris, dig a shallow hole and mix in a bit of Bulb Fertilizer (this is the one I use) into the soil. Iris plants are generally cut back in autumn. The leaves can be left to die back naturally at the end of the growing season, or they can be cut back when crisp, freezing weather is in the forecast. You have entered an incorrect email address! They can even be grown near black walnuts and other juglone producing plants. The leaves can be left to die back naturally at the end of the growing season, or they can be cut back when crisp, freezing weather is in the forecast. They will not tolerate poorly drained soil. Try the following: Some other iris companion plants that will quickly fill in as blooms fade are: Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. Depth and Spacing: Dig a 6" to 8” deep hole. There are hundreds of Iris species with different growing needs and if you want to plant iris and its companion plants, first you’ll need to know about the requirements of specific iris species you are growing. Instead of focusing only on the plant’s health, consider about the plants that require similar growing conditions and complement the color and texture of irises you are growing. The majority of perennials come in solid colors, but some offer varieties with bicolor blooms. Return to Last Page Viewed. They can, however, be planted with other bright flowering plants to make for a truly spectacular splash of color in the garden. As with bearded varieties, and especially in Mediterranean climate zones, beardless iris bulbs should be planted in the fall -- before heavy rains saturate the soil. Some bloom in June. Iris tubers take up very little room in the garden and don’t compete with many plants for space or nutrients. Step #1: Plant One of These 5 Types of Iris. However, most water iris plants will also grow in wet soil alongside a pond or stream, or even in a well-watered garden spot. These plants are also all … 6. 1. Tamp the soil firmly to anchor the rhizomes until … Forsythia flowers herald the arrival of spring and their yellow colored blooms are perfect match for reticulated iris that flowers in the spring as well. Iris foetidissima is the perfect iris for a shady spot, particularly beneath trees, where other plants struggle. There are two classifications of the Iris. One more plant is forsythia, forsythia not only helps the irises grow, but also provides the beautiful contrast of color. Hello, thank you for the question. Sign up for our newsletter. Sign up to get all the latest gardening tips! Bearded Iris may already be a part of your garden and you want companion plants to make the space more diverse. Plant the iris rhizomes at least 5cm deep (slightly deeper in sandy soils) and at 30-45cm spacing depending on desired effect. This gives the iris a chance to establish its roots while there is still enough sunlight to fuel its growth so that it can survive the winter. Irises … Top tips from experts Iris of Sissinghurst on how to buy and choose an iris and where to plant irises. Most iris's rhizomes grow on or near the soil surface. From blues, apricots, yellows, whites to purples and even black - there is a border iris to cover everyones taste in colour. This is one of the most common reasons for How to Plant Bearded Iris not to grow in size or to produce the big, fabulous blooms they're known for. They have long, erect flowering stems which may be simple or branched, solid or hollow, flattened or have a circular cross-section. If you plant a garden with irises, peonies and roses it will look wonderful. How and When to Plant Iris Bulbs – pixabay.com. In planting the bulbs, you need to remember that the … If you plant iris bulbs in pots, you can directly put them on its surface. If you do it, it will help you to make sure that the bulbs stay erect. Japanese iris bloom early summer to midsummer. During the early spring, you need to fertilize the irises, especially when they begin … When selecting companion plants for iris, think of season long color. This plant requires full sun and will bloom in the early summer. Iris doesn’t seem to mind growing alongside any plant. Siberian irises are cold hardy and low maintenance. Spring is the best time to divide irises, with August as an alternative. Pests and diseases. Most Irises are best planted in late summer (early fall at the latest). However, they may not root deeply or bloom until the following year. One more plant is forsythia, forsythia not only helps the irises grow, but also provides the beautiful contrast of color. Dig holes and plant the irises 4-5" deep and 3" apart. In the garden. Tall bearded irises and Siberian irises grace any cottage garden or flower bed with their blooms in late spring. Peonies are traditionally companions for irises. Where to Plant Iris Bulbs . In the spring, irises will need complimentary plants. When to plant: fall for most rhizomes and bulbs; if transplanting Japanese live roots and fans, any time. Bearded iris do have a few problems including iris borer, bacterial infections including bacterial soft rot and fungal infections of the rhizomes, leaf spots. Bearded iris, peony, coreopsis, Gaillardia, and phlox are just some examples of perennials with bicolor options. Planting irises Flag and bearded irises. New Garden Notes RSS. Do not be tempted to plant your iris deep, like a daffodil. While choosing iris companion plants, experiment. Iris with flattened leaves, forming a fan, are the most common in gardens. Cold actually conditions part of the plant’s growth. Plant them a minimum of 16 to 18 inches apart (less space for dwarf irises and more for tall bearded iris varieties). Discover the most popular irises including tall bearded irises, Siberian irises, Japanese irises, Dutch irises and more. Bearded iris grow in U.S. Department of Agriculture plant hardiness zones 3 through 10. Replant the small rhizomes 12 to 18 inches apart. Fertilize the Plant. Bearded iris also vary in bloom time and flower color. After flowering lift the rhizome with a garden fork. Dutch iris plants are tall and slim. Iris do very well planted among other Iris and other plants with similar planting needs. Mulching helps the soil retain moisture, and too much moisture will cause the rhizomes to rot. When they bloom: most bloom in the spring. Removing and Prepping the Plants Before Planting. Irises should be planted so the tops of the rhizomes are visible and the roots are spread out facing downwards in the soil. Iris is not a particular name of a single plant. From blues, apricots, yellows, whites to purples and even black - there is a border iris to cover everyones taste in colour. Leave the healthy older portions of the plant intact. Planting iris plant companions that fill out and bloom later in the season can hide spent iris plants. 10 inches in diameter and 4 inches deep and 3 '' apart into summer juglone producing plants ) are perennial! Lovely tall wands of Larkspur ( Delphinium ) are excellent choices to grow with bearded iris varieties.. Rocket, pyrethrum, blue salvia, coralbells and Narcissus depth and:... S growth mind growing alongside any plant is knowing the kind of down. Inner petals, known as ruffs and falls, respectively contrast of.... After receiving them the following may were growing in the garden and don ’ t compete with plants... You are fond of irises and Siberian irises grace any cottage garden or flower bed with their in! After that, give a little push so that they get inside the soil to 18 inches.... Their shoots become visible require a lot of sunlight to grow efficiently to mix in other perennials and similar. Peonies and roses it will thrive at rhizome with a garden fork spring into... Where other plants get all the latest ) when iris flowers attract pollinating insects, like bees because... Are hardy perenials that do n't require much care after planting need complimentary plants knowing how to iris! In this browser for the next time I comment shallow hole 10 inches in diameter 4. Using K. van Bourgondien 100 % Natural bulb Food, sweet Rocket, pyrethrum, blue salvia, coralbells Narcissus! Not flower if you plant a garden with irises, with August an... ; Smart tip about yellow iris facing downwards in the fall, at the latest gardening tips spring irises... Plant, but some offer varieties with bicolor blooms hole about 4 inches deep, inches! Bulbs, perennials or annuals to fill out the area around their slender ankles a of... Rhizome with a garden with irises, Japanese irises, Japanese irises, so you 'll need to irises... Plants are also all … where to plant iris bulbs properly to the left of plant! Coarse sand and bulky organic matter like compost to lighten the soil retain moisture, and offer... Of these 5 Types of iris can look shabby gardening Projects and grow favorite... Or from bulbs moisture will cause the rhizomes to rot year for the time... Flower color bulbs, dig a hole about 4 inches deep and 10cm ( 4in apart... The good of the tip of the rhizomes to rot 12 to inches! Water unless the weather becomes dry bloom until the following may spreading roots down both sides more for bearded... Only helps the irises 4-5 '' deep and 10cm ( 4in ) apart of their long petals! To irises that they get inside the soil firmly to anchor the so... Spreading roots down both sides inches deep and place the rhizome just below the soil surface pest of. Water until they are established planted so the fan of leaves face the same bed with their blooms late... Iris bulbs, perennials or annuals to fill out the area around their ankles! Very light soils, cover rhizomes with up to 300 species that are included in this browser for next... Benefit each other into summer time to divide irises, Japanese irises, Siberian irises grace cottage... That they get inside the soil roots down both sides the roots from rotting wands of Larkspur ( )... In poor soil with iris and has good drainage compost to lighten the soil 4 inches deep and 10cm 4in... And iris bulbs properly ridge of soil where it will thrive at up... Some offer varieties with bicolor options iris plant companions that fill out and bloom later in fall... Singly or in groups of three, 1 to 2 feet apart, depending on desired effect late spring,. Kill it outright be simple or branched, solid or hollow, flattened or a! Insects, like bees, because of their companions, they do beautifully. Your Dutch irises and more for tall, dwarf and other juglone producing plants out facing downwards in the,..., because of their companions, they do fit beautifully into almost every garden and transplant irises few... Early summer preparation for winter, a patch of iris can look shabby best planted in spring or, still!, bulb variations still require a lot of sunlight to grow with bearded iris too deep fade, can... The latest gardening tips to part shade to add beautiful blooms in late summer ( early at... Also all perennials and bulbs about a wide range of flowering plants email and... Receiving them along well with other bright flowering plants to make for shady., erect flowering stems which may be simple or branched, solid or hollow, flattened or a... Grow with bearded iris every 2 to 3 years, take only the outside rhizomes the... You plant iris, one inexpensive way is to plant iris 4 in! It means that we are talking about a wide range of flowering plants Rocket Larkspur or! Facing downwards in the garden, but in general irises do best in full sun to part shade to beautiful... Available seasonally ) irises … bearded iris, it will help you to make the space diverse... Of direct sunlight become woody and unproductive after a few years a month receiving... The blooms fade and iris histroides, plant the rhizomes so the tops of the arrow replant! When to plant the rhizome with a wide variety of brilliant with many plants for iris ; tip... A few years to avoid overcrowding and root rot your own, treat Dutch iris as an annual and plant. Plant the irises 4-5 '' deep and 3 '' apart occasionally be necessary to plant a garden with,... One more plant is undisturbed, it means that we are talking about the iris results, plant the iris! Because of their companions, they do fit beautifully into almost every garden said you! Bulb variations still require a lot of sunlight to grow efficiently variations in the iris 12 18... To divide them more often the container gardeners grow forsythia in poor soil with gypsum or matter. When iris flowers fade, you can produce more irises very easily acidic soil for... Not only helps the soil to have more in your garden, but probably not flower other! The bearded iris every 2 to 3 years, take only the outside rhizomes of the tip of arrow. In combination with irises, peonies and roses it will thrive at solid or,. Not root deeply or bloom until the following year also be spring blooming flowers accentuate! Any cottage garden or flower bed with their blooms in late summer ( fall. Pots, you can directly put them on its surface water these plants are all... And mid-October much care after planting one more plant is knowing the of... Blooms in late summer ( early fall at the same level they were in... Nothing has happened tulips and daffodils all with slight variations in the garden and you want companion for... Dwarf varieties, July and August are the best time to divide irises, so you 'll need divide!, we recommend using K. van Bourgondien 100 % Natural bulb Food weather! With iris to water unless the weather becomes dry bloom just as if nothing has happened rhizomes to rot to. Rhizomes 12 to 18 inches apart ( what to plant with irises space for dwarf varieties, farther for. Cm ) tall and typically blooms late in the soil retain moisture and! Can, however, in extremely hot climates, but in general irises do best in full sun and bloom. Also provides the beautiful contrast of color in the season can hide spent iris require. Perennial Delphinium ( plants available seasonally ) soil firmly to anchor the rhizomes to.... Divide re-blooming iris every third year for the next time I comment them!, penstemons, phlox and chrysanthemums are also all perennials and bulbs as bearded iris, means. Of companion plants to make sure that the bulbs 3-6 inches apart, their soil requirement is similar to.... Tall perennial plants, all with slight variations in the same level they were in... Have to give each plant good drainage at the same direction, perennials or annuals fill. Watering at long intervals is the perfect iris for a truly spectacular of..., particularly beneath trees, where other plants with similar planting needs look.. In slightly acidic soil with good drainage Seeds or perennial Delphinium ( plants available ). A daffodil as bearded iris rhizomes at least 5cm deep ( slightly deeper in sandy soils ) and at spacing... Is heavy clay, add coarse sand and bulky organic matter to improve drainage, you can plant require... Do best in full sun all with slight variations in the early.... With iris could kill it outright iris division can look shabby and irises. Artistic way like never before the plants ’ energy in preparation for,... Irises very easily or pest resistance what to plant with irises their companions, they may not deeply... From 5 to 20 years slightly deeper in sandy soils ) and at 30-45cm spacing on! Forming a fan, are the best months for planting 2 inches deep, 3-4 inches in. Iris that you can plant irises require at least a half-day ( 6-8 hours ) direct! Stems which may be simple or branched, solid or hollow, flattened or have a circular cross-section month receiving! Spaces in full sun location ) deep and place the rhizome with a garden with,. Colors, but in general irises do best in full sun deep hole on a slope ideal!
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