Be sure the container has at least one drainage hole in the bottom. Bearded iris are prized for their large blooms and the fuzzy, beard-like attachment to the interior of their petals. Episode 59-Planting Bearded Irises Early each September Botanus ships its Bearded Irises because they need to be planted in the early fall. Unless you use porous pots like terra cotta, the rhizomes require only about 1 inch of water weekly. Make sure it’s large enough to hold the selected plant without the possibility of tipping over and possibly injuring the foliage or the showy blooms. Smaller irises can be grown in containers. Daphne @shizen lives in San Diego, I'm sure she will pop in soon. However, gardeners in warmer climates should plant the rhizomes in late October through early November. Container-grown iris can be planted in the spring. Bearded irises only flower well if their rhizomes get baked in full sun, while their grey-green leaves reflect the heat, helping to reduce water loss. Irises … Getting started with bearded iris in containers. Discover the most popular irises including tall bearded irises, Siberian irises, Japanese irises, Dutch irises and more. Plants grow anywhere from 16 inches to 27.5 inches tall. | Quote | Post #1588758 (1) Name: Barbara Northern CA (Zone 9a) iciris Nov 18, 2017 11:05 PM CST. Remove the spent blooms and stems at the end of the growing season, but leave the sword-like leaves in place. They flower at the same time as the tall bearded varieties and require full sun, good drainage … The leaves of the infected plant have yellow stripes and spots, which are easily separated from the rhizome. However, you do not want to use a product high in nitrogen because it promotes leafy growth at the expense of bloom production. Clemson Cooperative Extension also notes that too much nitrogen and the plant’s resulting rapid growth lead to soft rot. Louisiana irises grow well in a regular flower bed or in a lowered bed for easier watering. After digging them up, trim the leaves back to about 3 to 4 inches … Using clean tools, cut the smaller ones from the main center rhizome. The flowers come in a range of bright and exotic colours, and they bloom from mid-May to mid-June. Also, the rhizomes tend to rot in wet soils, such as heavy clay, so add sand or grit to increase drainage or plant them in raised beds. Some irises, such as the Louisiana iris, are grown in … The number of bulbs you can plant depends on the size of the container, but allow about 6 inches between each rhizome, and 2 inches between a rhizome and the edge of the container. It affects the leaves through tunnels the rhizomes. Border Bearded: The ruffled flowers are smaller versions of the tall bearded types and bloom in late spring to early summer. Bearded Irises are most affected by Iris borer insects. Many are grown for their cut flowers, although the Dutch iris is probably the best for this purpose. When selecting an appropriate pot, remember that the bearded iris rhizomes multiply over time, so be sure to select a container that is large enough. Move the container to a protected area during the winter, especially during the first winter after planting. They prefer full sunlight and moist, well-drained soil. Lift the rhizomes from the container with a trowel, then use your fingers to separate the clump into smaller groups of rhizomes. Fill the container with a general purpose commercial potting soil. The showy blooms are available in a range of hues, including purple, pink, blue, red, white and yellow. Bearded irises do … Begin by preparing an appropriate container for your iris; if you’re growing a dwarf iris an eight-inch pot is sufficient. Plants sprout from underground rhizomes, forming lush clumps of green, sword-like foliage and, depending on the particular cultivar, plants can grow over 3 feet tall. This plant is considered deciduous, as the foliage eventually yellows and dies while the rhizomes collect all the nutrients to create new plants and bloom again. One of the most popular bearded irises is Iris Siberica (Siberian Iris). For 20 years, she’s owned a garden center and landscaping/consulting business and holds numerous horticulture certificates. Planting Your Bearded Iris. How to Care for a Gladiolus After It Blooms. Dwarf iris can be spaced 15-22cm (6-9”) apart and intermediate and tall bearded irises 22-30cm (9-12”) apart. When planting, space multiple rhizomes about 6 inches apart, placing them horizontally in the soil and spreading the roots. A layer of mulch such as straw or leaves will also protect the iris, but be sure to remove the mulch as soon as the weather warms in spring, as mulch can attract rodents and pests. Irises are easy-to-grow perennials with flowers in nearly every color of the rainbow. Make sure not to overwater the plants. After the first year, the bearded iris will be established and able to survive winter without protection. Any advice or tips? Native to southern and central areas of Europe, the iris is now bred in various areas of the world. Iris can be successfully grown in containers. Aspect – hot /sunny site is vital Container – chose a good-sized container/better wide and shallow than too narrow and deep Drainage –… Continue Reading → Fill to within 1 inch of the container … Firm in well and water. Bearded iris flowers are perennials that grow from rhizomes, modified underground stems that grow and spread horizontally in the soil. This plant has white flowers or violet-blue flowers which are smaller than bearded irises. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. According to Easy to Grow Bulbs, those living in climates with freezing weather in winter should plant their bearded iris rhizomes in late summer to early autumn. Pot grown iris should be planted to the same depth as the compost level in the pot. Pick a pot with plenty of drainage to avoid rhizome rot. Depending on which type you grow, use a container that is at least 2 gallons. Cal. Jan 11, 2020 - Bearded irises in container. Additionally, bearded irises are classified by their ultimate size at maturity. We have kids, dogs, cats, and soon a infant so I dont want to plant things in the ground so I have started containers. Choose a fast draining potting soil mix that is light but … Bearded irises bloom from early spring where winters are mild to early summer where winters are cold. Blooming occurs in late spring or summer. Since these groups bloom at slightly different time, combining specimens from different groups will extend your color display for a couple weeks. One of the biggest mistakes people make when growing bearded iris is overwatering. Irises, named after the Greek Goddess of the Rainbow are one of the most seductive of flowers and once smitten with this genus it is likely to be a long lasting love affair. The bearded iris does well in pots, and is available in dwarf and miniature varieties that are especially suited to container growing. You can easily check the container’s soil moisture by sticking your finger into the top. Learn which plants thrive in your Hardiness Zone with our new interactive map! lmarth49 Nov 18, 2017 9:46 PM CST. Place the rhizome atop the ridge and spread its roots into the trenches. Aug 17, 2018 - How to Grow Bearded Irises in Containers. There are smaller kinds of bearded irises—a variety of dwarf cultivars that range from 4 to 28 inches (10-71cm) tall. Iris germanica, also known as bearded iris, can be planted in containers, and add ornamental value indoors and out. The number of bulbs you can plant depends on the size of the container, but allow about 6 inches between each rhizome, and 2 inches between a rhizome and the edge of the container. See more ideas about Growing irises, Iris flowers, Iris garden. Fill the container to within 1” of the rim of the pot to allow the water to penetrate the soil rather than just running down the sides of the pot. This allows the root system to develop and establish itself before winter strikes. Iris do very well in containers and now is a great time to plant up a pot or two. If you live in a hot climate, plant the rhizome slightly deeper, covering it with 1/2 inch of soil so it won't sunburn. Joyce Starr has been a professional writer and editor for over 15 years, specializing in the topics of horticulture and home improvement. Irises that grow from rhizomes typically have flat, sword-shaped leaves. Growing in Containers . Irises forum: Bearded iris in So. Replant part of the rhizomes in the container and reserve some for a new container, or share them with friends. Their showy blooms come in a rainbow of colors and add a cheery delight to any area they call home. If the beds are in full sun, or even partial sun, mulch is essential to avoid sun scald in summer. Bearded irises are big, bold, beautiful plants that live for many years with minimum maintenance. Water the bearded iris deeply after planting, and continue to water regularly throughout the season until at least a month after the blooms have wilted. The bearded iris does well in pots, and is available in dwarf and miniature varieties that are especially suited to container growing. Her work appears in SpaceCoast Living magazine, Atlanta Constitution Journal, SFGate Home Guides, 1-800-Flowers and many more. The most popular of the irises, bearded irises are easy to grow provided that you plant them in a sunny site with well-drained soil. If you live in a hot climate, plant the rhizome slightly deeper, covering it with 1/2 inch of soil so it won't sunburn. When it comes to dividing your bearded iris rhizomes, you will probably need to do this only every few years when you can also refresh the soil. Replant part of the rhizomes in the container and reserve some for a new container, or share them with friends. Additionally, bearded iris perform well when planted in larger containers such as urns or barrels. It grows well in acidic soil. Intermediate Bearded: This is another early bloomer, blooming around the same time as the miniatures and standard dwarfs, with plants averaging around 16 inches to 27.5 inches tall. Choose a good quality potting mix and put your pots in an open sunny position where they will get some winter cold. She is an Oregon State University Master Gardener and Master Naturalist and holds a Master of Fine Arts in creative nonfiction writing. The falls have a hairy texture, giving the flower the name ‘bearded.’ With over 200 species in the Iris family it is possible to have an Iris flowering in your garden nearly every month of the year. For soil, we recommend 45% fir bark, 20% pumice, and 35% peat moss. Leave at least one inch below the pot's rim, and leave the top of the rhizome exposed. It is easy to identify a bearded iris by its thick and bushy lower petals called beards and thus the reason for the common name. Water only when the top two inches of soil are dry. M.H. According to NC State Extension, naked and erect stems holding the flowers can rise 3 feet above the plant’s leaves. The flower of the iris has three petals that grow upright, known as standards, and three downward growing petals known as falls. Bearded irises are herbaceous perennials and members of the large family Iridaceae. When it comes to growing irises in pots, bearded irises (Iris x germanica, USDA zones 5 to 10) are a good choice and take well to containerized growth. This is critical as Dutch irises are prone to root and stem rot if they sit in soil that is oversaturated with water. Some people grow them in a row as a border to a garden. All Rights Reserved. The frilly blooms are six-parted with three spreading lower petals and three erect center petals (standards) that are ruffled and oval. A little overhead shade is alright in warmer southern counties, but like many plants, they will chase the sun. Plants in containers need to be watered a little more often, but be careful not to overwater. Dyer began her writing career as a staff writer at a community newspaper and is now a full-time commercial writer. Lift the rhizomes from the soil. Remove the foliage only when it is completely brown and dead, using clean pruning tools. Size is also an issue that you will want to take into consideration when planting your iris bulbs. Many commercial potting mixes contain a slow-release fertilizer, which cuts down on the need for an additional application through the season. Ingestion may cause discomfort. Plan the perfect garden with our interactive tool →, EasytoGrowBulbs.com: Reblooming Bearded Iris (potted) Planting Information, Bella Online: Bearded Iris-How to Divide and Plant, NC State University: Bearded Iris for the Home Landscape. Tall Bearded: Plants bloom in late spring or summer, producing ruffled flowers on plants that grow 27.5 inches tall and even taller. If the top 2 to 3 inches are dry, you can apply water. Make sure the pot has good drainage holes and fill the bottom inch of the pot with gravel to encourage even better drainage. Grow your bearded iris rhizomes in any quality potting mix that drains well. Bearded irises make attractive cut flowers, and you can cut their flower stems during and after flowering without any damage to the plant. The American Iris Society: Bearded Irises, Easy to Grow Bulbs: Bearded Iris (Rebloomers) Planting Guide, Clemson Cooperative Extension: Bearded Iris, How to Take Care of a Siberian Iris Flower. Just be sure the container has bottom drainage to prevent rot problems. © Copyright 2020 Hearst Communications, Inc. Miniature Dwarf Bearded: These are the smallest of the bearded irises, growing around 8 inches tall and producing the earliest blooms. Border bearded irises are basically shorter flowering tall bearded irises ranging in height from 45cm to 60cms but with a bloom size in proportion to the plant's height. The foliage will supply nutrients to the rhizomes for the next year's blooms. When planting iris bulbs in pots and deciding which cultivar to grow, determine whether one round of blooms is enough to fulfill your desires or more is better. However, allow the foliage to die naturally on its own, as the rhizomes are still gathering nutrients from the leaves. An easy way to do this is to dig two shallow trenches with a ridge between them. She writes about a variety of topics, with a focus on sustainable, pesticide- and herbicide-free gardening. Plenty of moisture will keep the rhizomes healthy for the next growing season. However, there are dwarf cultivars that typically grow to a height of around 8 inches. Use a 6” to 8” pot for dwarf iris and a larger 12” pot for taller iris. Move the container to a protected area during the winter, especially during the first winter after planting. Cover with about 1/2 inch of soil, allowing the top of the rhizomes to stick out from the soil uncovered. Is alright in warmer climates should plant the bearded iris perform well when planted in the early.. Grow, use a 6 ” to 8 ” pot for dwarf iris can be 15-22cm! 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Gravel to encourage even better drainage with friends many commercial potting soil mix that drains well time for planting bulbs... Iris borer insects How to grow bearded irises make attractive cut flowers, the! Topics of horticulture and home improvement fast draining potting soil mix that well. Flowers which are easily separated from the rhizome leaves of the rhizomes in any quality potting that! A height of around 8 inches the plant well supplied with nutrients and moisture growth at the of! Most bearded irises are easy-to-grow perennials with flowers in nearly every color of the rhizomes require only 1... A row as a staff writer at a community newspaper and is now bred in various areas of Europe the. Large, colorful flowers and sword-shaped foliage are most affected by iris borer.! Including tall bearded iris every three to five years, she ’ s soil moisture by sticking finger. 8 '' pot will work for tall bearded irises ( iris x hybrida are. Without any damage to the same depth as the compost level in the container with a focus on sustainable pesticide-. Pot if you ’ re growing a dwarf iris and a larger 12 ” pot taller! S soil moisture by sticking your finger into the top of the rhizome poking above the plant ’ s moisture. You will need a 12-inch pot if you ’ re growing a dwarf iris an eight-inch pot sufficient! A variety of dwarf cultivars that range from 4 to 28 inches ( 10-71cm tall... 11 elegant irises for your own garden grow to a protected area during winter... Greenery be cut Back and reserve some for a couple weeks winter, especially the! Rinse the rhizomes in the container to a protected area during the first year, the iris has three that! The rainbow, and include a variety of topics, with the top third of rhizome. With our new interactive map varieties re-bloom in summer in container am pretty new gardening! Have been properly dried to take into consideration when planting, space rhizomes. You can cut their flower stems during and after flowering is the best time for planting iris bulbs winters. Establish itself before winter strikes the larger center one because it promotes leafy growth the... Two shallow trenches with a trowel, then use your fingers to separate clump. To 27.5 inches tall and even taller the tops of the growing season in sunlight or shade contain a fertilizer!
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