Landscaping

Is There A Weeping Crapemyrtle?

Q: Is there a weeping crape myrtle?  A: I don’t believe there is a crapemyrtle that could be truly called “weeping” but “arching” could describe the form of several cultivars. McKinney, TX, “America’s Crape Myrtle City” (crapemyrtletrails.org) has a collection...

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Bermuda Lawn – I Put A Double Dose Of Pre-Emergent In September

Q: I have a bermuda lawn. I did not put out a pre-emergent in spring, hence I’ve got lots of weeds. I’ve put out a double dose of pre-emergent in September.  A: This is a situation where reading the label...

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Mondo Grass – Cutting and Fertilizing

Q: Are you supposed to cut mondo grass? How frequently do you fertilize and with what?  A: Mondo grass makes a very nice evergreen, shade tolerant, grass-like groundcover. The only time I might mow it is when it’s had freeze...

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Daylilies – Hit With A String Trimmer

Q: Our established daylilies were hit with a string trimmer. They are now little 2″-3″ stumps. What can we do to help keep them alive?  A: If the daylilies were healthy before they were damaged, I would expect them to...

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Orchid – Scale on Stem

Q: What are these on my orchid? A: They are brown soft scale insects on your plant’s flower stem. Scale insects are typically controlled by three means: killing them with isopropyl alcohol, suffocating the adults with horticultural oil sprays and...

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Cucumber Vine – Flat Stem

Q: This lemon cucumber plant started out with its main stem round. It has now grown six feet long but the stem is rectangular and about 2″ wide. A: Wow…very nice! The phenomenon of abnormally flattened stems is called “fasciation”....

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Pineapple – Dividing and Growing

Q: I have a three year old pineapple plant. It has three babies growing from the bottom of the plant. Should I repot the babies? A: Interesting! A pineapple usually doesn’t make offsets until after it flowers. Despite that, I...

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Coppiced Trees – Weak or Not?

Q: During your radio program you described water sprouts from the base of a ginkgo tree which had apparently perished. Your conversation got me to thinking about a silviculture practice known as coppicing. Coppicing involves the retention and development of...

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Pecan Tree – When to Take Down

Q: During a storm one of the lower limbs broke off my pecan tree. What should I do to save my tree? A: If the tree were out in a field, away from people, I’d say leave it and let’s...

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Can I Prune Loropetalum Bushes Severely?

Q: May we prune our two huge loropetalum bushes severely? They are enormous and I’m ready to have them be short and low to ground.  A: Different loropetalum varieties vary widely in size, from eighteen inches tall to fifteen feet...

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Cherry Tree – Should I Prune Dead Limbs Now?

Q: We have two old flowering cherry trees at our church. They have several dead limbs and didn’t bloom very well. Is there anything I should do now to strengthen them before pruning this winter?  A: I think no harm...

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Bermuda Grass – Should I Leave It Higher Than In The Summer?

Q: As fall begins, do you recommend leaving the height of my bermuda grass a little higher than how I have cut it all summer? A: Your instincts are good. Giving the grass increased height now will help protect it...

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Japanese Maple – Bulging Area with Suckers

Q: I have a twenty-two-year-old Japanese maple with a bulge on the lower trunk. The tree is lovely but it continuously puts out suckers in this bulging area. Is there any way to stop the suckers?  A: You’ve made a...

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Soil Barrier Created By Weed Preventer – Can Rain Dilute It?

Q: Does a large amount of rain dilute the soil barrier created by a weed preventer on my lawn?  A: If you spread a weed preventing pre-emergent product before a rain, the active chemical is dissolved by rainwater and then...

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Crinum Plants- When/How Do I Dig Them To Donate To A Habitat House

Q: I have fifteen crinum plants with beautiful foliage but few blooms because they get little sunshine. I really don’t have much sun at all. When and how do I dig them to donate to a Habitat house?  A: I...

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If Dogwoods Are Blooming Now, What Happens In Spring?

Q: I can’t believe my dogwoods are blooming now! So what happens in spring? A: It’s not unusual for dogwoods to bloom lightly in fall. It’s partially triggered by light levels and day length, which are similar now to the...

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When Can I Propagate My Confederate Rose?

Q: I have a Confederate rose which came from my great-grandmother. I’m selling my house before late fall, which is when I should propagate it. Is there any way at this time of year to save some of it for...

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Pellets Dropping On Roof From Overhanging Tree – What Is It From?

Q: I think I have an infestation of gypsy moth caterpillars in a large tree whose branches hang high over my covered porch. The dropping pellets sound like it is raining on the roof all day long.  A: You certainly...

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