Blueberries – Aluminum Sulfate
Q: Are you supposed to put aluminum sulfate on blueberries at this time of the year? A: Aluminum sulfate is used to lower the pH of the soil around blueberries because they prefer a relatively acidic soil, pH 4.
Autum Blaze Maple Tree – Pruning
Q: We have an Autumn Blaze maple tree that we built a deck around. The branches at the bottom are very close to the floor of the deck. Should we prune off the bottom branches or will the branches grow up as the
Q: I have looked for Nemacide to no avail. Once upon a time it was easily purchased at any garden center but now it is gone. A: Nemacide was once used to control soil nematodes. Its no longer available due to to
Strawberries – Protecting Against Bugs
Q: I have little bugs eating all my strawberries. When I disturb them they roll up into a ball. A: Sowbugs (roly-polies) are not usually a pest but they can be a problem on soft fruit that is close to the soil. T
Q: You recommend that, in Atlanta, gardeners should apply pre-emergent on March 1 to prevent crabgrass. What date you recommend in Americus? A: It all depends on soil warmth. Cranbgrass germinates when soil temp
Citrus Trees – Geothermic Heating
Q: I am thinking of building a greenhouse. Can I do geothermic heating and use warmth from the soil to keep citrus trees alive? A: It's theoretically possible to use geothermic heating or cooling but I don&
Q: I have had two fully grown Dominicker hens since September and they have not laid one egg. Do they get too old to lay? Do they not lay in the winter? A: One of the quirks of managing laying hens is their req
Leylan Cypress – Re-growth of Stripped Limbs
Q: Two of my ten-foot tall Leyland cypress trees have been vandalized by neighbor kids. They stripped all of the middle limbs so they are green at the top and bottom but bare in the center.Will these stripped tr
Pyrethum Plants – Will It Harm Bees?
Q: I am planning to grow pyrethrum plants in my garden to cut down on pesticide use. Do these plants harm bees and diminish pollination? A: Pyrethrum insecticide is produced from a particular chrysanthemum, Chrys
Q: What do you recommend for determining when to water potted plants (indoor or outdoor)? A: I recommend using a digital moisture gauge, the one that you have on the end of your hand: your index finger. Push it i
Overgrown Bushes – Effecting House Leaks
Q: We have large, overgrown bushes along the front of our house that have become too difficult to maintain. If we pull them out would we have a problem with water getting into our now-dry basement? A: I highly r
Cottonseed Meal for Azaleas – How Much to Use
Q: I know you recommend cottonseed meal to feed azaleas. I need to know when and how much to put around each plant. A: I like cottonseed meal because it provides slow, consistent feeding over several months. Rak
Granite and Sludge – Filling Low Spots and Tire Trenches
Q: I recently had a water well drilled in a pine island. Now I need to remove the granite sand and sludge. Can this material be used to fill low spots and truck tire trenches? A: I don't believe there woul
Q: My 7′ yaupon holly has been getting these weird things for two years now. They stunt the growth by taking over the new leaves. When you cut open the "pod", there are tiny little light gree
Q: I want to use rich soil from my Dad's old cow lot in my small garden. I'm worried about weeds in it. Can I sterilize the dirt somehow? A: You can't sterilize the dirt but there is another w
Blackberris – Harmless Herbicide
Q: We have a couple of rows of thornless blackberries on our farm. Thick grass grows all around the canes. Is there an herbicide that will get rid of grass but would not harm the plants? A: No herbicide will sel
Q: We have removed lots of ivy climbing our trees. We were thinking about renting a chipper/shredder to chop the vine. Afterwards, will it still be able to take root? A: You face two concepts: the possible and th
Q: I am new at gardening and would like to experiment. I want to grow gooseberry. Online nurseries says it will grow here in zone 7. What is your opinion? A: Cold hardiness zone 7 includes all of north Georgia,
Bamboo – Control With Chicken Wire?
Q: I'm planting some running bamboo and I want to be a good neighbor by ensuring it won't spread out of control. Can I bury a type of fencing that's like chicken wire but the holes are the size
Palm Trees – Growing in Georgia
Q: I have noticed palm trees planted around lake homes and hotels in my area. I want to have a tropical garden around my screened porch. What palms are they using? A: Needle palm, Rhapidophyllum hystrix and windm
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