Dear Doug,For the past few years my tomato leaves keep turning yellow on the bottom of the plant, which then works its way to the top of the plant. It’s very frustrating; I still get tomatoes, but the plants don’t produce like they used to. Any suggestions?—Larry ...
Dear Doug,The branches of my hemlock trees are covered with some kind of small, white cottony dust, for lack of a better word. I don’t know what it is and if that’s a problem for the trees.—Jim in PennsylvaniaThose are hemlock woolly adelgid (Adelges tsugae), and ...
Q: I have read that an inexpensive method of building raised beds is by using cinder blocks. However, when I researched the contents of cinder blocks I discovered that they contain by-products of coal combustion that are added to the mixture to increase its volume and thus cut production costs ...
Q: Each season I get some kind of blight on my tomatoes regardless of where in the garden I’m planting. I love tomatoes and always harvest some, but wish my plants looked better, especially at the end of the season. Any ideas what I can do? — Steve in IndianaA: ...
Q: What can I do to help improve my results during a dry season? We deal with drought occasionally and still want to grow a great garden. — Mandy in California A: There’s nothing more worrisome in the garden than long stretches without rain. The first tip is to ...
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