Bio Leek Autumn Giant Hannibal seeds, in the Organic seeds for sale category of Seeds4Garden, comes in a 250 size that you can plant in March to get it in July.
Organic seeds for sale
For a good biological balance sow next to the leek carrots, cabbages, celery and strawberries. From early until late spring in open ground in seedbed. Plant out when the leek is as large as a pencil.
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Bio Leek Autumn Giant Hannibal Features
Seeds pack size: 250
Flowering Month: July
Planting Month: March