– Giant Carentan
Sow in seed trays and plant out at 4-6 weeks; Plant spacing at 10-20cm; Germination period 10-14 days; Soil temperatures between 8˚C and 30˚C; Harvest time approx. 15-18 weeks.
Leeks are grown in seed trays/ punnets until 20cm tall. Plant out into trenches (20-25cm deep) or individual deep holes (15cm deep by 3-4cm wide) for blanching of the stems. When planting out seedlings, just cover the roots with soil and then continue to fill the hole with soil as the leek matures.Seed quantity - 100