Leeks are mild in flavor, even milder than scallions, and usually used in stock.
Size: 1 1/2 to 2 1/2-inch diameter.
Sunlight requirements: Full sun.
Water requirements: 1 inch per week.
Soil requirements: Mulched, well-drained soil.
When to plant: After last frost, when soil is warmer than 45 degrees Fahrenheit.
Where to plant: In shallow trenches; trenches should be about 2 feet apart.
When to harvest: 50 to 80 days (fast-growing variety, 120 to 150 days; anytime after diameter is at least 1 1/2 inches.
Product storage: Use within one or two weeks if not storing in a root cellar; wrap in plastic wrap or a bag to keep other food from absorbing their aroma.