Placer County Master Gardener

Ask the Master Gardener: Tree preservation is important in a drought

Question: I read the Auburn Journal garden article (Feb. 27) about keeping trees healthy in a drought. I learned how important retaining tree shade was to a healthy soil. And mulch ...

Ask the Master Gardener: When is the best time to plant summer crops?

Question: When can I plant summer crops like tomatoes, peppers, eggplant, beans and corn? Answer: Wait until nighttime lows are above 50 degrees. Many area nurseries get summer ...

Ask the master gardener: Variety of factors can bring early fall color

Question: Why did one of my trees turn color early this year? Answer: Trees turn color for a variety of reasons. As the days shorten, they go through a number of stages leading t ...

Ask the Master Gardener: Tomatoes suffer in extreme heat

Question: I am worried about my tomato plants in this severely hot weather.  What is the impact on them? Can I do anything to help them? Answer: Yes, your tomatoes may exper ...

Ask the Master Gardener: Easter cactus blooms in spring shades

Question: In your last column you talked about growing Thanksgiving and Christmas cacti and only mentioned the Easter cactus in passing. I would like to know how it is different an ...

Ask the Master Gardener: Sooty mold likely caused by insects

Question: The trunk, branches and leaves of my pyracanthas (firethorns) are again this year turning absolutely black. It did the same thing last year, losing many of its leaves by ...

Ask the Master Gardeners - September is good time to divide summer-blooming perennials

Question: I want to divide my perennials this fall. How do I do it? Answer: Great idea! Overgrown perennials tend to have fewer blooms. In general, it is best to divide spring and ...