I got an email from Susannah who had picked up on my garden theme in my last post on this blog. Susannah’s got a problem with damping off in seedlings. She has just lost three young cucumbers and asked if I had any advice. Damping off is a fungal infection of plants, usually seedlings but can affect more mature plants also. I too had recently had a problem after repotting a supermarket bought basil plant. Within a couple of days in its new pot, almost the entire surface of the compost around the base of the basil was white with fungal mycelium. After a few more days most of the stems of the basil were covered in fungus and turning black…