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Botanical name: Phormium cookianum 'Black Adder'
Other names: New Zealand flax 'Black Adder'
Variety or Cultivar: 'Black Adder' _ 'Black Adder' is a clump-forming evergreen perennial. It has slightly arching, upright strap-shaped leaves that are almost black with a dark-red tint.
Phormium cookianum 'Black Adder' is: Evergreen
Flower: Red in Autumn
Foliage: Black, Flushed red in All seasons
Specific pests: Phormium mealybug
Diseases: Generally disease free.
Propagation methods: Division. REGISTER to read more...
Phormium cookianum 'Black Adder' (New Zealand flax 'Black Adder') will reach a height of 1m and a spread of 1m after 2-5 years.
Suggested uses: Architectural, Beds and borders, City, Coastal, Containers, Foliage only, Gravel, Low Maintenance
Cultivation: Grow moist, well-drained, fertile soil in full sun, will also tolerate partial shade. Foliage may be damaged by cold winds and hard frosts. Cut back the flower stalks to the base after they have finished.
Soil type: Sandy, Loamy
Soil drainage: Well-drained, Moist but well-drained
Soil pH: Alkaline, Acid, Neutral
Light: Partial Shade, Full Sun
Aspect: North, South, East, West
Exposure: Exposed, Sheltered
Hardiness: Tender in frost (H3), Hardy (H4)
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|Soil types:||Sandy, Loamy||Tell us...|
|Soil drainage:||Well-drained, Moist but well-drained||Tell us...|
|Soil pH:||Alkaline, Acid, Neutral||Tell us...|
|Light:||Partial Shade, Full Sun||Tell us...|
|Aspect:||North, South, East, West||Tell us...|
|Exposure:||Exposed, Sheltered||Tell us...|
|Hardiness:||Tender in frost (H3), Hardy (H4)||Tell us...|
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