Outdoor Flowers and Foliage

What Are The White Fuzzy Things Floating All Over Cartersville?

Q: What are the white fuzzy things floating all over Cartersville?  A: They are hackberry woolly aphids. Paul Pugliese, University of Georgia Extension agent in Bartow County, says “We had lots of rain this year. This equaled more sap flow...

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Would A Daphne Grow In Morning Shade And Afternoon Sun?

Q: Would a daphne grow in morning shade and afternoon sun?  A: Conventional wisdom says that daphne grows best in morning sun with shade in the afternoon, particularly in the southern United States. But one daphne in my neighborhood does...

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Pentas – Caterpillar Damage

Q: This thing destroyed a pot of pentas. Do you recognize this unneighborly guy? A: It’s the caterpillar of a tersa sphinx moth. The moth itself is relatively large. When it flies, the wings don’t flutter like most moths, they...

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Thorny Rose – Rosette vs Glyphosate Damage

Q: Can you tell me what makes a rose sprout shoots like this? It’s an old rose, maybe 15 yrs. old. A: The thorniness reminds me of rose rosette virus. See the links here but the balls of tiny leaves...

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Jelly Bean Plant – Identification

Q: I was given a plant called a “jelly bean” plant. It has a three-lobed leaf and flowers like a hibiscus. I found a nursery in Louisiana that said it was a ‘Red Zinger’ hibiscus. I don’t know if this...

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Sago Palm – Thin Fronds in Low Light

Q: What are these coming out of the sago palm in our office? A: It’s not getting enough light. Sago palm is typically an outdoor tropical plant. The skinny new fronds are simply reaching for any light they can find....

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Controlling Lespedeza

Q: How do I control lespedeza? A: I see two kinds of lespedeza that are problematic in lawns. Annual lespedeza, Lespedeza striata, is a low-growing annual plant; it sprouts from seed each year. Sericea lespedeza, Lespedeza cuneata, is an upright...

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Planting Star Magnolias

Q: In late July, my star magnolia, planted last fall, suddenly almost completely defoliated. I kept it watered through the winter and only occasionally this summer since rain was frequent. It looked healthy in early July. Any idea what the...

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Trimming Oak Leaf Hydrangeas

Q: When should I trim my oak leaf hydrangea? How far back? A: The best time to prune is right after the flowers fade, usually in late July. Remembering that the shrub wants to be at least 6 feet high,...

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Mexican Petunia-invasive?

Q: I see clumps of tall blue flowers called Mexican petunia in my neighborhood. Everyone tells me that they are very invasive and spread rapidly. Are they really that invasive? A: Tall Mexican petunia, Ruellia brittoniana, isn’t invasive like bamboo...

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Hydrangea – Different Color Flowers

Q: This hydrangea is a volunteer that appeared last spring by our deck on a newly built house where the lot was graded. It bloomed nicely this year but the size and color of the leaves concern me. Why did...

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How/When To Take Cuttings To Root

Q: How do I take cuttings from a Confederate rose, Hibiscus mutabilis, to root? When is best time?  A: I do it in fall so I can give away rooted cuttings in spring but the plant doesn’t much care about...

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Promoting Blooms In Orchids

Q: My orchid has had new growth but no blooms for two years. What can I do to promote blooms?  A: Most often it is a question of light. Orchids grow naturally on jungle trees, so they like intermittent sunlight...

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Rose Rosette Virus Cure?

Q: I am heartbroken! My New Dawn rose has contracted rose rosette virus. Watching this wicked disease destroy such a stately speciman is sickening. Please tell me there is a cure on the horizon.  A: There is no breakthrough yet...

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Kirlow Indigo Indigofera kirilowii – Identification

I heard a radio caller wanting to know about propagating her Kirlow Indigo,Indigofera kirilowii. We grew this at Barnsley Gardens many years ago, and propagated and sold it in the plant shop there. I have one planted at my mail...

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DIGGING AND STORING TENDER BULBS

The caladium is a plant that has not yet achieved its full landscape potential. For the past three years, I have noticed more and more summer flower beds that use caladium leaves, rather than bright flowers, to provide color. The...

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Street Lamps – Any Negative Affect On Perennials or Trees?

Q: I am considering having a street light installed by the edge of my property. However, it would be near a perennial flower bed I have. I think most lights that the electric companies install are now sodium vapor type...

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Flowers – Cold-Hardiness

Frost resistance of annual flowers. * Very hardy flowers can withstand freezing temperatures and hard frosts for short periods without injury. They may be planted as soon as the ground can be prepared, usually 4 to 6 weeks before the...

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