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Old 21-06-2008, 07:20 AM posted to rec.gardens
Frank Frank is offline
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First recorded activity by GardenBanter: Dec 2007
Posts: 35
Default Solarizing with cold frames

On Jun 20, 2:11 pm, wrote:
how big is your microwave??? zap 1 minute and feel how hot it is, or, put in a
microwave thermometer and zap til killing temp. Ingrid


I can reach killing temperature in dead winter. Summer temps
should be near boiling pt of water, especially if wet and
sealed in a plastic bag.