How long does it take to grow 洋葱?

洋葱 takes approximately 110 days from planting to harvest.

How much sun does 洋葱 need?

洋葱 requires full sun (6+ hours direct sunlight per day).

Plant 洋葱 at 9/sqft (4" apart) using square foot gardening spacing.

洋葱 is tolerant of moderate frost.

Good companion plants for 洋葱 include Strawberries, Cabbage, Beets, Lettuce, Carrots. Avoid planting near Beans, Peas.

洋葱 seeds germinate in 7-14 days at an optimal temperature of 70°F.

Start 洋葱 seeds indoors 10 weeks before your last frost date, then transplant -4 weeks after last frost.

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葱科科

收获天数110 天

光照全日照

耐霜性中等

间距9/m² (10cm 间距)

发芽7-14 天

耐寒性耐寒

发芽温度70°F

室内播种10 周(最后霜冻前)

从播种到收获全程跟踪洋葱，获取个性化霜冻日期、浇水建议和伴生种植可视化。