Phormium Tenax


Phormium Tenax, New Zealand Flax. A clump-forming evergreen perennial with upright narrow leaves, dark green above blue-green beneath, and dull red flowers in summer. Excellent border grass. With a Max Height of 4m and a Max Spread of 2m. Flowers July to August.



Plant in moist fertile well drained soil in a sheltered site. Full sun, Frost hardy. Provide a winter mulch.


General Ornamental Grass Planting care

  • Water the pot thoroughly and allow to drain fully.
  • Dig a hole twice the size of the pot being planted and fork over the base. Adding some planting compost.
  • Remove the pot gently, if well rooted cut off the pot.
  • Ensure that the top of the Root ball is level with the surrounding soil.
  • Replace the remaining soil and heel in, water the area thoroughly.
  • Water regular until established.
  • Apply some general fertiliser every spring.