How should I amend the soil in my greenhouse? - Cooperative Extension: Garden and Yard - University of Maine Cooperative Extension

Question: I have a 10 x 10 greenhouse with raised beds. I added soil and ProMix to it and have used fertilizer for the five years I’ve had it. I heard that the soil in a greenhouse may become degraded after a while due to the lack of being outdoors. Is it possible that my read more