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Silene laciniata Jack Flash
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Silene laciniata Jack Flash
Hardy Perennial
- Position: Sun or part shade
- Zones: 6, 7, 8, 9
- Height: 24 inches
- Ideal for: Border
Description
Wow! What a stunning perennial! Easy to grow and sure to catch some admiring glances. Attractive bright red, starburst blooms borne on slender stems. Goes on flowering over a very long period.
Sowing Instructions
Sow seed on the surface of a good, free-draining, damp, seed or multipurpose compost and cover with a fine sprinkling of vermiculite. Place container in a propagator or seal inside a plastic bag and place at a temperature of 15-20C (59-68F) until after germination which can take 14-21 days. Do not exclude light, as this helps germination.
Growing Instructions
Transplant seedlings when large enough to handle into trays or 7.5cm (3in) pots. Gradually acclimatize plants to cooler conditions for a few weeks before planting out after all risk of frost 30cm (12in) apart.