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Learn about planting iris rhizomes and growing iris flowers. We explain how to care for irises including bearded irises, and their soil, water, sun needs.
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The ideal day to divide a plant is when it is cool and there is rain in the forecast. [4] Start by digging a circle around the plant about 4-6 inches from the base. Next, dig underneath the plant and lift it out of the hole. Use a shovel, gardening shears, or knife to physically divide the plant into multiple "divisions".
Bearded irises are tough plants, but a little maintenance goes a long way in long-term health. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 ...
Plants require dividing every 3–4 years to promote good flowering. They can combine with other plants but tend to 'move' to suitable positions. [14] [15] [32] The iris seed is not hard to raise but a very slow process. [33] It can take many months to germinate (between 3–12 months) with a 50% germination average. [14]
Iris dichotoma grows from a small fibrous rhizome [2] [3] that is stout and very short. [4] Underneath the rhizome, it has thick and swollen roots. [3] It has numerous typical iris-looking leaves [2] [5] that are similar in form to a bearded iris, [6] except fan shaped. [2] [7] They are also similar to a Vanda orchid's leaves. [6]
Iris hexagona has thick (around 2–2. cm in diameter), greenish, branching rhizomes, that can spread to form large colonies of plants. [2] [3] [4] The rhizomes are shallow rooted and can spread up to 30 centimetres (12 inches) per plant. [2] [4] Arising from the rhizomes are the basal leaves, which are yellow-green to bright green and sword ...
Iris typhifolia has been very useful to plant breeders and hybridisers, due to its hardiness, foliage, flower markings. [7] and because it flowers earlier than other siberian irises. [5] [11] Iris typhifolia 'China Spring' was the first introduced Iris typhifolia hybrid; Iris typhifolia 'Caitlin's Smile' – with erect foliage and purple blue ...