(60 cm) apart and grow 1 metre in height. Flowers have large white outer petals with yellow nectar guides and violet central segments. Then lightly cover them with potting mix. A versatile perennial with stiff, sword-shaped, dark green leaves and white, iris-like flowers with yellow and mauve markings. Water with fine mist spray to avoid disturbance of the seed. Cover the surface with the seeds. Flowers are held on erect slender stems about 1m high. Dietes grandiflora is both frost and drought hardy and will grow in either sun or shade. The flowers rise above the foliage and have outer white petals with a golden area near the base and the inner petals are white flecked with brown at the base. Remove seed pods to promote additional bloom. Plants grown from Dietes Grandiflora Seeds will take a few years to flower for the first time. Collect seed from mature plants early in the season to avoid seed-borne disease Place seed in labeled envelopes or containers (include the year that seed were collected) Store in a cool, dry place indoors Refrigerate seed if long-term storage is desired Plant Size. These are produced on slender stems through spring and summer amidst the foliage. Will happily grow in both gardens and pots but looks most striking when planted en masse. Synonyms Dietes grandiflora 'Reen Lelie' . Do not remove flower stems as they continue to flower for several years. Flowers best when fed and watered regularly. Don’t pat or compact the potting mix. USES: Companion planting, erosion control, weed suppression, low maintenance gardens, landscaping, borders and edging, waterway banks. Great for mass planting as ground cover or a border. The plants are both frost and drought hardy and will grow in either sun or shade. Sun or part shade. ... Also referred to as wild iris or fortnight lily, this fast-growing clumping plant has large, white iris-like flowers with a mauve centre and distinctive yellow spots on each petal. The yellow wild iris has been cultivated in Europe since the early 1800's. D. bicolor has yellow flowers with brownish blotches. Libertia grandiflora (syn Libertia chilensis) is a striking perennial, bearing slender, upright stems of white flowers above sword-shaped foliage.Its airy habit makes it perfect for growing in a prairie-style display or a gravel garden, particularly among other airy plants. Although tolerant of tough conditions, Dietes will perform best in well-drained soil, rich in organic material. Lift the rhizomes if planted in areas with frosts greater than -7°C and protect over winter. Plant anytime. Sow the seed. However, for best results and most flowers, plant Dietes grandiflora in full sun or light shade in well comarticleed, well drained soil. For optimal results plant the yellow wild iris in soil containing plenty of compost and water regularly. Each seed can remain viable in the soil for an extended period of time and can readily germinate under most conditions. Dietes grandiflora - Wild Iris. Also, they may wish to cultivate it along roadsides, walkways, or other places where the plant can be appreciated, I have mine in a row along a dam bank grown in very poor soil with planting spacing 24 in. This is a popular, easy-to-grow garden plant which will grow under most conditions. Place in a warm shaded or semi shaded position to avoid dying out. Other common names fairy iris . Conversely, wild iris (Dietes spp.) Cut sharply and cleanly straight across the leaf blade, near the crown of the plant. Sow on the surface and cover lightly. Water well in summer. Very good for mass planting. Propagate by seed at 13-15°C (55-59°F) in autumn or spring. Water the plant well in summer. If you want to prevent the plant from self-seeding, cut just under the green seedpod with scissors to remove it. 10 seeds 2.93 $ Dietes Grandiflora Iris. This is a popular, easy-to-grow garden plant which will grow under most conditions. When To Plant Dietes . Dietes bicolor Dietes bicolor This is a rhizomatous perennial belonging to the Iridaceae family of plants (ht 90 cm), a pale yellow cousin of the ubiquitous white-flowered species ( Dietes iridiodes and Dietes grandiflora , ht 90 cm) that are seen in many public plantings because of their toughness and will to survive in poor, dry soils. It is a tough plant that will grow in most soils and, once established, will survive harsh growing conditions – even tolerating drought. The name dietes refers to the close association the plant has with two of its relatives. How to Plant Iris Seeds. The clump forming sword like foliage produces attractive flowers which are large and white with yellow and purple centres, flowering in abundance during the warmer weather. HOW IT SPREADS. Dietes grandiflora - wild iris APPEARANCE: Clumping grassy plant with tall straight flowering stems.Flowers are white, open, iris-like hence the name; large and white. Dietes Plant Care Soil Preparation. However, for best results and most flowers, plant Dietes grandiflora in full sun or light shade in … Soak seed overnight in water. Dietes grandiflora, the large wild iris or fairy iris, is a rhizomatous perennial plant of the family Iridaceae with long, rigid, sword-like green leaves. The genus Iris includes over 200 species of plants widely grown in U.S. Department of Agriculture plant hardiness zones 3 to 10. Dietes Grandiflora - Fairy Iris, Large wild iris - Dietes Grandiflora is a South African native iris. For optimum growth and plentiful flowers, plant in full sun or light shade in well drained soil mixed with compost. Does well in hot and dry conditions. It … Dietes grandiflora likes a sunny or part shaded site, and tolerates light shade. Family: - Synonym: - Botanical Pronunciation: dy-AY-teez gran-di-FLOR-UH Genus Dietes are rhizomatous evergreen perennials forming loose clumps of leathery, linear or sword-shaped leaves, with erect stems bearing a succession of short-lived, iris-like flowers with 3 large outer segments and 3 small inner ones, in spring and summer Join our friendly community that shares tips and ideas for gardens, along with seeds and plants. They grow extremely well in Australian conditions and have now become invasive in various regions throughout Western Australia. Start with Routine Maintenance On an as-needed basis, cut brown or yellow leaves back to the base of the greenery with pruning shears. The blooms are white marked with yellow and violet. Leave are dark green growing to a height of 1m. Follow these step-by-step process to propagate the Dietes Bicolor; Fill up a seedling tray with good quality potting mix Spread the seeds out as evenly as possible The seed of the plant germinates readily when sown in spring or autumn in a good, moist seedling medium. CARE: Drought and frost hardy so little maintenance is needed after initial care. Flower stems should not be removed after flowering. However will grow in about any soil type. Additionally, Dietes Plant will compete with other trees and fill in empty spots in yards and gardens. Once the seed is collected it’s best to sow it while its fresh. The species occurring in southern Africa grow mainly in the eastern summer rainfall parts of South Africa and in Swaziland. will also grow in boggy gardens. Frost tolerant. Or grow in pots and move indoors. They prefer a fertile, well drained soils with plenty of added humus to maintain some moisture access. We say this with all seed, once it’s ripe it’s ready for the soil. The fruits from Dietes Bicolor after they have dried up turns into a seed pod, which contains dozens of seeds. The showy flowers are white and marked with yellow and violet. Family Iridaceae . However, for best results and most flowers, plant Dietes grandiflora in full sun or light shade in well composted, well drained soil and water well in summer. Clip off any leaves that die. The foliage is reminiscent of an iris - long, stiff leaves that grow in fans about 3ft tall. How To Plant Dietes. How to grow Dietes grandiflora (Large Wild Iris) Dietes grandiflora is a popular variety of Iris because of its eye catching flowers. Care: Grow in full sun or part shade. Propagate by seed or by division of established clumps. See more ideas about growing irises, dietes, iris. Self-sows freely; deadhead if you do not want volunteer seedlings next season. Keep warm & moist, avoid drying out or waterlogging the growing mix. Dietes grandiflora (Fortnight Lily) - This evergreen rhizomatous perennial produces clumps of long, upright narrow leaves that reach 4 feet tall. Jul 7, 2019 - Iris & Dietes - learn how to grow Iris & Dietes, all the growing information that need to know. Dietes grandiflora is both frost and drought hardy and will grow in either sun or shade. Dietes bicolor can be propagated by dividing the rhizomes of large clumps after the flowering period or in autumn. Wild iris, or butterfly plant, as it is also called, is a delight to grow. This species is common in horticulture in its native South Africa, where it is often used in public gardens, beautification of commercial premises and along roadsides.. It has long rigid sword shaped leaves that are held in a fan shape. Do not bury deeply as seed requires a degree of light to germinate. We take a standard seedling tray and fill it with a good quality potting mix. Height: 80cm-1m, Width: 80cm-1m. Dietes produce numerous seed pods which contain an abundance of seeds. Alternatively, propagate by division of rhizomes after flowering. Plant in full sun to part shade, 90m apart with the plant crown at soil level. Fertilise occasionally and water during dry spells.