How long does it take to grow レタス?

レタス takes approximately 45 days from planting to harvest.

How much sun does レタス need?

レタス requires part sun / part shade.

Plant レタス at 4/sqft (6" apart) using square foot gardening spacing.

レタス is tolerant of light frost.

Good companion plants for レタス include Strawberries, Carrots, Beets, Cucumbers, Radishes. Avoid planting near Alliums (Onions/Garlic).

レタス seeds germinate in 4-10 days at an optimal temperature of 65°F.

Start レタス seeds indoors 6 weeks before your last frost date, then transplant -3 weeks after last frost.

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科キク科

収穫までの日数45 日

日光半日陰

耐寒性Light

間隔4/m² (15cm 間隔)

発芽4-10 日

耐寒区分やや強い

発芽温度65°F

室内播種6 週前（最後の霜）

ネギ類（タマネギ/ニンニク）

レタスを種から収穫まで追跡。霍日予測、水やり推奨、コンパニオンプランツの可視化。