Gardening columnist Don Kinzler identifies a yellow plant that has flourished here in recent years and writes about the causes of yellow tops on tomatoes and how to treat quackgrass. Reader Lance W.

You’ve tended your plants through cool, cloudy spring conditions into summer’s heat and they’ve done great. Now you finally have tomatoes ripening and ready for harvest. But wait -- they have cracks, ...

We may receive a commission on purchases made from links. Amateur gardening can be daunting, from learning basics about what and when to plant for your geographic zone to more esoteric wisdom like the ...

Tomato plants are a favorite crop among beginner and experienced gardeners alike, and both groups struggle with a common problem: their tomato leaves turning yellow. Tomatoes are prone to a variety of ...

We may receive a commission on purchases made from links. Tomato plants don't pull any punches. If they're unhappy, they tend to display their displeasure. Their stems may sag or turn purple. Their ...

Without question, Madeline — a graduate student at Portland State’s School of Architecture in her real life — is into tomatoes more than anyone I know. What began as a wise way to generate food during ...