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Optimal Soil Temperatures for Planting Vegetable Seeds

When Is the Soil Warm Enough?

Warm-season vegetables (beans, tomatoes, corn) need soil temperatures of at least 60°F, but germinate best at 70°F. In Douglas County, GA, data from Dallas, GA shows soil temperatures reached planting threshold after April 14, 2006.

See also: Soil Temperature Condition for Vegetable Seed Germination

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