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A Cool, Water Conserving Container that Shows Off Your Plants RootTrapper® containers have several distinct advantages over other fabric containers. RootTrapper® containers are cool. The white sidewall reflects heat. Temperatures against the inside wall of a RootTrapper® are 20 to 25 degrees cooler compared to a black plastic pot. RootTrapper® containers are so cool, they allow roots to survive against the sidewall even when exposed to full sunlight. RootTrapper® containers conserve water three ways: Cooler root zone temperatures reduce water lost to evaporation. With conventional black plastic pots, approximately 80% of water required is lost due to evaporation. Slow water exit. Water slowly...