2002. This question is for testing whether or not you are a human visitor and to prevent automated spam submissions. Generally disease free, but a virus disease may be a problem. b) Dietes will only bloom from established flowering stalks, so when dividing and re-planting it's wise to keep the established flowering stalks and extensions intact. Yellowish blooms last for one day. 4. Dietes bicolor. One of the great things about our Plant of the Week is that it is virtually unkillable. Light Needs. Dietes bicolor, Dietes iridioides, Dietes grandiflora While much confusion exists about the common name, the three featured plants are essentially the same but with variations in flower size and flower color. I have done it at the beginning of spring, when it is between flowerings. Although in the wild the yellow iris occurs naturally near streams, it is also drought resistant. For Optimal results, plant them in sunny areas in mildly acidic soil. Dietes bicolor forms a large spiky clump, ideal for use as an accent plant near ponds or at the sides of steps, pathways and entrances. Moist foliage encourages disease and mold that can weaken or damage plants. To check for soil moisture, use your finger or a small trowel to dig in and examine the soil. With its unusual flowers, attractive shape and ease of cultivation, the yellow wild iris is a versatile garden plant. Eliovson, S. 1984. The seed of the plant germinates readily when sown in spring or autumn in a good, moist seedling medium. Different plants have different water needs. Van Der Spuy, U. The flowering plumes and foliage of ornamental grasses create a beautiful feature in the winter landscape. Aug 1, 2015 - Dietes bicolor is a popular grass-like plant with a yellow flower. This African native grows naturally in marshy, wet conditions but it can tolerate drought conditions just as easily. Water 2 - 3 times per week until established. Foliage. Flowers appear on branched stalks. A soaker hose is a great investment for keeping plants healthy and reducing water lost through evaporation. Dietes bicolor. When the insect pollinator pushes itself between the outer tepal and style branch in search of nectar, the pollen is deposited on its back and as it moves from plant to plant it spreads pollen from one flower to the other resulting in pollination. It can form large clumps if left undisturbed for years. Dietes grandiflora. grandiflora (below) is also known as the ‘Fairy Iris’ because its fragile petals not only look like fairy wings, but have a tendency to disappear overnight.D. Specific pests. Leave the entire plant for the winter and cut it back to the ground in early spring, just before new growth starts. 1971. The fruit is a club-shaped capsule approximately 25mm in diameter which partially splits to release the seeds. Requires little maintenance to maintain a neat appearance. The local species grow mainly in the eastern summer rainfall regions of South Africa and Swaziland. The soil covering the planting hole should be even with the surrounding soil, or up to one inch higher than the top of the root ball. Avoid applying fertilizer late in the growing season. Watch out for Pests. Blooms last only a day or two but are produced over a long season through the spring and summer. The genus name Dietes is derived from the Greek dis which means twice, and etes which means an associate, and is drawing attention to the position of this genus between Moraea and Iris which are its two relatives. Then, using a garden fork, dig the clump out of the ground. Compton Herbarium, National Botanical Institute, Cape Town. Dietes iris normally has a long period of bloom, so you can expect continued blossoms for several weeks. Please let me know any advice you have for me. Each of these units must be entered separately by the pollinating insect (probably a bee). How do you plant butterfly iris? From South Africa. Reliable evergreen perennial. Common name: Dietes Botanic name: Dietes iridioides Description: A clump-forming, rhizomatous perennial from South Africa. Dietes bicolor forms clumps of erect sword-shaped leaves. About This Plant. Dietes grandiflora has the same growth habit but much larger flowers than D. bicolor - they're white with yellow markings on the tepals (actually … It forms rounded tufts of pale green, sword-like basal leaves. Water Needs. The flowers last for only one day, but because so many buds are produced the plant is almost always in flower from October until January (spring and summer). Ideally water should only be applied to the root zone - an area roughly 6-12” (15-30cm) from the base of the plant, not the entire plant. Because the plant multiplies rapidly, it can be easily propagated for large-scale plantings. Pretoria: Briza. Not registered yet? Profuse bloomer; blooms last only one day but are quickly replaced. Creative Gardening With Indigenous Plants. This is a cute flower that is bright and cheerful, making for an ideal garden bloom. kathy.huber@chron.com I bought 4 of these African Iris that were marked Dietes vegata, but turned out to be Dietes bicolor. Ailleurs, il faudra le cultiver en grand conteneur, et l’abriter en hiver. This is a narrow-leaved species that grows to 30 in. Feuillage : Feuilles vert foncé fines, longues, un peu désordonnées. If the Dietes Bicolor plant becomes too clumped up or oversized, it would be best to divide it up in the late winter before spring growth begins. The spiky foliage adds great texture and interest to formal settings or plants can be naturalized for a casual, carefree look. The yellow wild iris has been cultivated in Europe since the early 1800's. Pale yellow flowers to 2 in. The fortnight lily (Dietes bicolor) has 18- to 36-inch-long leaves topped with yellow flowers. The long, rigid, sword-shaped leaves, held in a fan shape, are dark green and may reach up to 1 m long and 15-20 mm wide. Description: Pretty white blooms with contrasting black spots edged in orange; good for bogs or ponds as it requires consistent moisture; quite easy to grow; blooms all season, cut back in the fall to allow plant to regenerate. Dietes bicolor. There is also a variegated form. Dietes bicolor. ); uintjie, poublom (Afr.). kathy.huber@chron.com The plant spreads by means of its modified stems (rhizomes), which are located below the soil surface. Lemon Drops is ivory with yellow blotches, 'Orange Drops' ivory with orange blotches. I have never had trouble getting it to bloom, and I am a rather lazy gardener in that I don't pump the fertilizer very much. Dividing Dietes. Dietes Bicolor Pests and Disease Dietes Bicolor are generally considered a very healthy plant with a high disease – resistance and immunity but occasionally they do get in some issues normally due lack of care and maintenance. The short answer is yes, it's perfectly okay to completely cut back your Dietes. Make sure to apply a good quality … Once established, needs only occasional watering. Attractive, light yellow iris-like flowers with vivid maroon blotches loom on stiff stalks over neat clumps. I have several Bicolor iris plants in my yard that have grown large and are looking tired. First, water the clump you want to divide. To remove the plant from the container, gently brace the base of the plant, tip it sideways and tap the outside of the pot to loosen. Dietes plants and species are a small iris like flowering plants, species include : D. grandiflora (Wild iris, Fairy Iris) D. bicolor (Peacock Flower or Butterfly Iris) and; D.iridioides (African iris, Cape iris) including the variegated form . Dietes – Plant of the Week . If the Dietes Bicolor plant becomes too clumped up or oversized, it would be best to divide it up in the late winter before spring growth begins. They appear on branched stalks over an incredibly long season, extending from spring to fall and sometimes well into winter in mild climates. There are about 82 genera and 1700 species belonging to Iridaceae. in dia. Download Profile Save Profile Share Profile. In addition, it is fast growing, easy to grow, and tolerant of mild frost. Full Sun; Part Sun/Shade; Low; Evergreen; Flowering; Previous. Wild Flowers Of South Africa For The Garden. Dietes iridioides. Become a member of the exclusive club and join the gardening elite. Firm the soil down around the plant by hand, tamping with the flat side of a small trowel, or even by pressing down on the soil by foot. Common names: yellow wild iris, peacock flower (Eng. ... D. bicolor (Peacock Flower or Butterfly Iris) and; D.iridioides (African iris, Cape iris) including the variegated form . Dietes iris normally has a long period of bloom, so you can expect continued blossoms for several weeks. A Field Guide To Wild Flowers Kwazulu-Natal And The Eastern Region. It can form large clumps if left undisturbed for years. Set the plant in the hole. This is best done in autumn, after the flowering season is complete. I've found that it also likes regular watering. As mulch breaks down it supplies nutrients to the plants and improves the overall soil condition at the same time. Dietes plant blossoms are showy and last just a day, sometimes two. Position plants so that taller plants are in the center or background of the landscape design and shorter plants in the foreground. yellow African iris This is a herbaceous perennial with subterranean stems and upright, slender, iris-like leaves to about two feet tall. The flower of Dietes bicolor is made up of three functional units, each consisting of an outer tepal and a style branch. 1.5 – 2 feet. Wild Flowers Of Southern Africa. Vining plants require vertical space to grow, so provide a trellis, fence, wall or other structure that allows the plant to grow freely and spread. Most are about 3 feet long. Sun/part shade. Useful in rock gardens, near swimming pools. This African native grows naturally in marshy, wet conditions but it can tolerate drought conditions just as easily. Don't ever make the mistake of tossing Osmocote into the clump. Dietes do not have corms as are found in Moraea, but have a rhizome. Everything you need to know about Yellow Wild Iris (Dietes bicolor), including propagation, ideal conditions and common pests and problems. Removing old flower stems keeps the plant’s energy focused on vigorous growth instead of seed production. This suggests that D. robinsoniana got to Lord Howe Island through dispersal from an African origin, although how this could have happened is at present unknown. The insects, in turn, attract various insectivorous birds to the garden. The yellow wild iris is fast growing which makes it ideal for use in areas that need to be established rapidly. New plantings should be watered daily for a couple of weeks. Light Needs. Dietes bicolor 'Liz's Selection' (Yellow Wild Iris) - An evergreen rhizomatous perennial with clusters of fans of 2 to 3 foot fall, narrow light green sword-shaped leaves. Partial to full sun. tall with medium green leaves that quickly grows to form dense clumps in gardens and landscapes. Water every couple of weeks until established. This species belongs to the Iridaceae (Iris) family. The two that did survive are doing well and blooming in full … The Essex County Presby Memorial Iris Garden's Executive Director, Linda Sercus, demonstrates how to properly divide and plant tall bearded iris. Fertilizers are available in many forms: granulated, slow-release, liquid feeds, organic or synthetic. Plant Details . Light Needs. After the flowering season, divide the large clump rhizomes. An african iris, Dietes iridioides The butterfly or African irises consist of several species in the genus Dietes and are used extensively in landscapes and around water gardens. bicolor (above), or the yellow wild iris, is fast growing. They are about 10 years old and i think i need to dig them up and divide them. Consider dividing the plant every 2-3 years to maintain a clean, neat appearance. Dietes bicolor is: Evergreen. They didn't do anything for a couple years except expand. Fire resistant. The cultivars known as 'Orange Drops' and 'Lemon Drops' are Dietes hybrids. (Plants come up easier out of moist ground.) Next. Dietes bicolor. It’s best to install cages early in the spring, or at planting time, before the foliage gets bushy. Manning, J. This stimulates healthy new growth, encourages future blooming, and provides new plants to expand the garden or share with gardening friends. Charming creamy-yellow blooms and finely textured foliage disguise a surprisingly rugged plant. The long, rigid, sword-shaped leaves, held in a fan shape, are dark green and may reach up to 1 m long and 15-20 mm wide. Plante vivace rhizomateuse persistante au développement important. Comment dire Dietes bicolor Anglais? Grasping the plant at the top of the root ball, use your finger to lightly rake the roots apart. Joffe (2001) reports that the roots of D.bicolor were traditionally used as a charm to protect and strengthen the wearer. I also sent some to Simbad last fall. Light green, Pale-green in All seasons . How to Grow a Fortnight Lily in a Container. The seed of the plant germinates readily when sown in spring or autumn in a good, moist seedling medium. Flower. One of the most versatile plants around and a great plant for beginning gardeners. The plant grows from underground rhizomes. The seeds of this plant germinate easily when in moist conditions and sown in autumn and spring. It … Dietes bicolor is one of my care free plants that provides beauty year round. Hand watering using a watering wand with a sprinkler head attached is also a good way to control watering. Several plants grouped together make a spectacular display. Image Gallery; Description; Water Needs; Plant Properties; Maintenance; Associations; Image Gallery . Divide these plants in fall. Add organic matter such as manure, peat moss or garden compost until the soil is loose and easy to work. Come up easier out of moist ground. ) the top of the club... 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