Allium porrum
Improved selection from Blue Green Winter with long shafts and erect dark green foliage. For autumn and winter harvest. Can stand heavy frosts.
Sowing instructions
Sow seeds from February, 6mm deep in rows 40cm apart, later thin to 15cm between the plants, or raise plants in a seedbed or in modules.
Growing instructions
Leeks grow best in a deep fertile soil. Plant the pencil thick plants out in June at 40x15cm. Ridge up a few times when the plants are growing.
