What is the difference between horticultural charcoal and charcoal?
What kind of activated charcoal is best for plants? Activated charcoal is our preferred base layer for planting in pots without drainage holes. Sometimes called horticultural charcoal, it is “activated” by processing it at very high temperatures. This increases its absorptive properties, which can help protect plants from over-watering. What is the difference between horticultural…
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