· with its striking lance-shaped leaves in bold colors, new zealand flax is often used as an alternative to ornamental grass where more texture and a dash of color are desired. Gardeners grow new zealand flax (phorium tenex) as a large and often colorful, spiky plant that makes an arresting focal point in the garden or containers. Solid, strappy new zealand flax is a versatile garden player. Its deer resistant and can live by the sea. New zealand flax is native to new zealand and is a member of the daylily family (asphodelaceae). Learn about phormium tenax, a stunning evergreen perennial with sword-shaped leaves and red or orange flowers. What is shiraz new zealand flax? New zealand flax : This low-maintenance, heat-loving plant is an evergreen perennial in zones 9-11 and is grown as an annual in cooler climates. It has sword-like leaves that shoot up from the base of the plant. These stunning plants, native to the lush landscapes of aotearoa, have captured the hearts of gardeners and landscaping enthusiasts worldwide. It has been used for fibre, weaving, rope, and ornamental purposes since māori and european settlement. Phormium tenax, also known as new zealand flax , harakeke, or flax , is a native plant with long, straplike leaves and yellow or red flowers. What does new zealand flax look like? Find out how to grow, care for and propagate this ornamental plant native to new zealand. New zealand flax , a remarkable botanical treasure, stands as a testament to the countrys rich horticultural heritage. The genus name is from the greek for mat. the species epithet means holding tight or tough in reference to the strong fibers extracted from the leaves (the source of the common name). How big does a new zealand flax plant grow? What is new zealand flax?