
What’s the difference between a frost and a freeze, when mentioned on the weather report?

What’s the difference between a frost and a freeze, when mentioned on the weather report?
Question: I would like to add some spring-blooming bulbs to my lawn this fall. What kinds will naturalize well?

Question: I found some old fertilizer in a bag. It has turned into concretelike lumps. Can I still use it?

Question: My lawn-care company representative says he can tell that my soil is acid and compacted just by which specific weeds are growing in it. Do weeds really reveal the soil’s condition?

Question: I’ve been having problems with my fall lettuce crop. I sow the seed in late August, but I end up with a lot of skips. What am I doing wrong?

Question: Are there certain plants I can grow to encourage beneficial insects in my garden? Beneficial insects include a wide range of insect predators and parasites.

Question: I can’t seem to produce a decent-looking ‘Better Boy’ tomato without it splitting open on the vine. What am I doing wrong? Am I growing the wrong tomato variety?

Question: A neighbor recently lost an old, beautiful tree to lightning. How can I protect my trees? Predicting which trees are likely to be struck by lightning is difficult. Studies have shown that ash, elm, oak, maple, poplar, pine, and …

Question: I heard about some special azaleas that bloom in the summer. Can you tell me what they are and where I can find them? Answer: In the eastern woodlands of the United States, several species of deciduous azaleas bloom …

Question: How can I tell when a watermelon is ripe? Knowing the variety and the days to maturity will give you a ballpark figure for when you should begin checking for maturity.

This post is excerpted from the June/July 2006 issue of Horticulture. Question: I want to put plants around my swimming pool, but I am worried about the chlorine and bees that the plants might attract. Can you recommend some plants …