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Seed Planting Info

Leeks
Allium porrum

 
Seed DepthSoil Temp. for GerminationDays to GerminationSunlight RequirementsPlanting Time
1/4"70 F to 75 F 7 to 10 daysFull Sun Spring
USDA Hardiness ZoneSeed SpacingRow SpacingSpace After ThinningDays to Harvest
N/A 1"18" 3 - 4"70 - 130 days
Leek Seed Planting Information:

The leek is like a bulb onion. It is grown for its fleshy stem. It is mellow onion and can be substituted for any onion and asparagus recipe. Leek seeds should be planted indoors 50 to 60 days before last frost. You can also plant seeds directly in the garden as soon as the soil can be worked. Keep free from weeds. You need long sunny days to grow large leeks. Plants grow 8 - 18" tall.

Soil Requirements:

Requires fertile soil in a well drained location in the garden. Apply much and grass clippings, or straw around base of plant.

Water Requirements:

Keep soil consistently moist, but not waterlogged. Water well during dry and hot spells.

Fertilizer Requirements:

Use RootBlast, Vegetable Alive, and Slow Release Fertilizer when transplanting outdoors. Periodically apply Miracle Gro twice per month.

Harvest Tips:

Harvest when leeks are ½" in diameter.