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 ...

When plants are moved indoors, insects have a free-for-all, no longer getting dislodged by rainfall or exposed to predators.

Dear Master Gardener: I had a hibiscus on my patio last summer and brought it in for the winter. Now it has little specks all over it and they move, so I suspect I have some sort of insect pest. What ...

Question: Our hibiscus plants have aphids in the tips of the shoots. How do we control them without affecting the bees? Answer: Curling leaves and stunted shoots are often signs aphids are sucking ...

Q: I have two hibiscus bushes in my back yard. They have been doing well for several years. This year, however, they have been attacked by the tiny little caterpillar. It just leaves the leaf veins.

Q: I have what appears to be aphids on my potted hibiscus. I fertilized it two weeks ago and try to water deeply two to three times a week. Short of cutting the heavily infested branches off, what can ...

Light pruning, deep watering, and a layer of mulch in fall help hibiscus conserve energy and stay protected through winter. Bring tropical varieties indoors before it hits 40°F, and cut back on ...

My daughter has several crape myrtles in her yard. Some of them have started to lose the bark on their trunks, and there is an orange residue where the bark has fallen off. Is this something to be ...

No other summer flowering shrub surpasses the tropical hibiscus for glossy, dark green foliage and nonstop flowers in red, pink, yellow, orange, white, lavender or even brown and gray. And the ...

A praying mantis hunts for aphids on a hibiscus bloom Tuesday. As the Maui News shifts to a weekly 32-page edition starting June 6, we will feature a submitted photo of the week in the paper and ...