Wizzlebiz
Well-Known Member
This opinion article basically states that its perfectly safe.You Californias are crazy. Everything is bad except styrofoam in the soil,
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Is It Safe to Use Styrofoam in Planters for Vegetables?
Container gardening lets gardeners grow vegetables in small spaces like balconies and...homeguides.sfgate.com
But again it's a opinion piece so taken with a grain of salt imo
I'm genuinely interested if @farmingfisherman has anything specific grow chemical wise that would cause such a large breakdown of styrofoam that it would be leeched up by the plant.