Pruning also removes tomato stems on the ground that are in contact ... Among the most common, and perhaps the most detrimental, is late blight, caused by the Phytophthora infestans fungus.

Sclerotinia stem blight (SSB) is common on snap and lima beans and appears ... can infect crops such as alfalfa, snap beans, potato, pepper, and tomato. In addition, weeds including amaranths, ...

“In all my years growing tomatoes, I’ve never seen a worse year,” gardeners tell me every so often. I hope this isn’t your worst year. Either way, there are reasons why it’s been tough.