Antirrhinum 'Potomac White'
This terrific new snapdragon series carries many flowers on strong metre tall stems. Bred for flowering during the hotter months it is as good in the vase as in the garden. Sow seeds during spring for an early summer until autumn display of pure white flowers.
When to sow: Autumn, late winter and spring
Where to sow: Sow undercover on bottom heat 20C
Depth to sow: 1mm deep
Aspect: Full sun or as sunny a spot as possible.
Soil: Prepared, well drained, fertilised soil.
Spacing: Between plants: 30-40
Directions: Plant seedlings out when big enough