Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at [email protected]. My problem is with black stuff on my crape myrtles' leaves and bark. It ...

International air travel is a wonderful thing, especially if you happen to be an insect. Just ask the Asian citrus psyllid. Thanks to hitching free rides on airplanes, where it typically stows away in ...

If you want your citrus trees to produce an abundance of healthy fruit in winter, now is the time to care for them. Amanda Blum is a freelancer who writes about smart home technology, gardening, and ...

Aphids are small, sap-sucking insects that quickly reproduce and damage a wide variety of plants. And unless you are ...

Add Yahoo as a preferred source to see more of our stories on Google. A person cutting fruit from a lemon tree - Kathrin Ziegler/Getty Images Growing a lovely, healthy lemon tree that allows you to ...

Butte County is known for its delicious citrus. Mandarins are grown commercially in our “banana belt” foothills, and residents in the valley can enjoy citrus grown in their own gardens. However, a ...

Spring — when garden and landscape plants sprout new growth — is the time plant-damaging insects are at their peak. Getting the jump on these pests is the most effective way to ward off any potential ...

INSECTS The spirea aphid, Aphis spiraecola, an invasive pest, has been discovered for the first time in Denmark by University of Copenhagen researchers. The extent of its current distribution remains ...