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レタス — 栽培ガイド
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）
コンパニオンプランツ
成長段階
- 苗
- 初期栽物体
- 後期栽物体/収穫可能
ゾーン別植え付け日
Frequently Asked Questions
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.
How far apart should I plant レタス?
Plant レタス at 4/sqft (6" apart) using square foot gardening spacing.
Can レタス survive frost?
レタス is tolerant of light frost.
What are good companion plants for レタス?
Good companion plants for レタス include Strawberries, Carrots, Beets, Cucumbers, Radishes.
How long does レタス take to germinate?
レタス seeds germinate in 4-10 days at an optimal temperature of 65°F.
When should I start レタス seeds indoors?
Start レタス seeds indoors 6 weeks before your last frost date, then transplant -3 weeks after last frost.