IRIS – AFRICAN WHITE, FORTNIGHT LILY

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COMMON NAME White African Iris, Butterfly Iris, Fortnight Lily,
BOTANICAL NAME Dietes iridioides
HEIGHT 3′ to 6′
WIDTH 2′
DIOECIOUS
EVERGREEN
LIFESPAN 5 to 20 years
PERENNIAL
COLD TOLERANCE 10° F
SOIL TYPE Moist or dry, prefers moist. Can grow in standing water.
WATER REQUIREMENTS Regularly to very often. May need a little extra water the during hot, dry months.
DROUGHT TOLERANCE Medium
SALT TOLERANCE Medium
LIGHT REQUIREMENTS Part shade
FERTILIZING Sparingly use a general purpose, 10-10-10 once every 2 to 3 weeks in the Spring for faster growth. Alternatively, use a slow-release fertilizer 3 times a year. Avoid getting fertilizer on the leaves and flowers. Water before and after applying fertilizer.
FLOWER 6 white petals accented with yellow, 3 purple stamen. Flowers are produced sporadically throughout the year, especially during Spring and Summer, and last 1 to 2 days.
MONTH OF COLOR Spring to Summer
FRUIT Tiny dark brown seeds. Inedible and toxic.
TOXICITY Very toxic to animals
COMMENTS Slow growing ornamental grass that can grow in water or dry soil. Younger plants bloom less often. After 2 year of being planted, flowers will bloom all year. Can be propagated by seed or by dividing rhizome clusters as they grow every 2 to 3 years.
PRICE 3 gallon $13