Onopordum nervosum
syn. Onopordum acanthium
SCOTCH THISTLE
Enormous architectural biennial. Nine to twelve foot of white stems and leaves with purple thistle flowers in Aug. Full sun, self sows. 10ft
| Hardiness: | Hardy |
|---|---|
| Longevity: | Biennial |
| Growing Condition: | Dry sun |
| Season: | Summer |
| Season: | Early summer |
| Good For: | Foliage |
| Flower Colour: | Purple |
| Foliage Colour: | Silver |
| Germination: | Sow shallowly any time. Keep cool (50-65oF) after sowing, slow but reliable |
Seed
20 seeds per pack (approx).
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