Purple New Zealand Flax Phormium tenax has long, leathery foliage with a rich, bronzy-purple colour. Bronze-red flowers are produced on mature plants and carried on very tall stems from July to September. The Purple New Zealand Flax makes an ideal specimen plants for coastal, windy locations. Can be planted in mixed flower and shrub beds to add foliage impact, or used as container plants.Site: Tolerates extreme coastal exposureSoil: Well drained soilsPosition: Full sunSeason of Interest: Architectural, evergreen foliage, red flowers late Summer-AutumnHardiness: Fully hardy, in cold areas provide some protectionHeight: 7ft (2.1m) Spread: 4ft (1.2m)