Bad news. This morning I took out an lsd due to powdery mildew. I’ve been doctoring it for about a week. Three days ago many leaves dropped (stressed), and been losing leaves daily. I’ve battled PM before and been successful (those plants were further along), I know how much work it is, and unfortunately I’d rather not. Also the limbs were fragile, breaking off so easily. With PM on the stem too.
I have been reading posts about diatomaceous earth, and the use of silica.
How is the DE used? Is it sprinkled on the soil surrounding the plant?
And looking for silica recommendations. I was looking at
General Hydroponics Armor Si…
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