Phormium cookianum subsp. hookeri 'Tricolor' (Tricolor Mountain Flax)
Botanical Information
| Family | Hemerocallidaceae |
| Genus | Phormium |
| Species | cookianum |
| Subspecies | hookeri |
| Cultivar | 'Tricolor' |
| Synonyms | Phormium cookianum 'Tricolor' |
| Category | Perennials |
Details
| USDA Hardiness Zone | 8b - 9a |
| USDA Hardiness Ref. | |
| Canadian Hardiness Zone | 8a |
| Canada Hardiness Ref. | |
| RHS Hardiness Zone | H4 |
| RHS Hardiness Ref. | |
| Temperature (°C) | -9 - (-4) |
| Temperature (°F) | 15 - 25 |
| Height | 1 - 1.5 m |
| Spread | 1.5 - 2.5 m |
| Growth | Fast |
| Flowering Period | June, July, August |
Description and Growing Information
| Notable Specimens | RHS Garden Rosemoor, North Devon, England. |
| Habitat | Horticultural origin. |
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