ESB3 30%: how and when to donate? Withdrawn from market. I regularly receive emails about the use of ESB3, with the same questions always: what is it suitable for, when do you give it and how do you approach it? That is not surprising, because most growers know this product and use it when necessary. Others swear by Baycox, Coci-Plus or another drug — that's a personal choice. In this article I discuss ESB3 because it is a frequently asked question and a widely used product. What is ESB3 30%?
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