Hibiscus: Completely new at these!, 1 by Xeramtheum
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In reply to: Completely new at these!
Forum: Hibiscus
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Xeramtheum wrote: It's polycarbonate. I use a forced fan oscillating space heater with a portable thermostat in winter. I keep it at dont freeze temps, around 40 degrees. I've been using this system for 2 years now and have never lost a plant. I might also add that I also have 25 2ltr soda bottles painted black with water in them. I set tender plants on top of them and they actually do quite a lot of growing in winter. X |