Inadequate sunshine, insufficient watering and overcrowding can cause a bearded iris to lack flowers. In addition, being planted too deep or getting too much nitrogen will prevent flower growth. More »

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Garden Guides advises gardeners to fertilize a reblooming iris with a 6-10-10 mixture, after the first bloom. Prune the iris between blooms, cutting the stalks all the way to the base. Do not remove the leaves. Divide th... More »

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The planting time for iris bulbs varies with climate and variety. Most bulbs in U.S. Department of Agriculture zones eight through 10 should be planted when nightly temperatures are 40 to 50 degrees Fahrenheit or above. ... More »

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The African iris, also called butterfly iris or fortnight lily, is a group of six plant species in the genus Dietes. They were reclassified from Moraea because they spread by rhizomes. Five Dietes species are native to t... More »

www.reference.com Home & Garden Gardening & Landscapes Outdoor Plants & Flowers

Garden Guides advises gardeners to fertilize a reblooming iris with a 6-10-10 mixture, after the first bloom. Prune the iris between blooms, cutting the stalks all the way to the base. Do not remove the leaves. Divide th... More »

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Some common types of flowers include daisies, geraniums, daisies, hydrangeas, iris and violets. In addition, roses, lavender, sunflowers, tulips and morning glories are frequently cultivated varieties of flowers. More »

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A successful method of dividing irises is to dig up the iris clumps with a spade or garden fork, gently lifting and shaking each clump to remove excess soil. All leafless, soft and rotting tubers are discarded, and the r... More »

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