Native Plants
Q. Who is Mr. Smarty Plants?
A: There are those who suspect Wildflower Center volunteers are the culpable and capable culprits. Yet, others think staff members play some, albeit small, role. You can torture us with your plant questions, but we will never reveal the Green Guru's secret identity.
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Smarty Plants Question Topics
Ask Mr. Smarty Plants is a free service provided by the staff and volunteers at the Lady Bird Johnson Wildflower Center.
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| Dry browning leaves on Monterrey Oak from San Antonio August 08, 2013 I have a Monterey Oak that was planted four years ago and was doing great until the last two weeks. It has turned brown and the ends of the branches are very dry and brittle. The root flare was cov... View Mr. Smarty Plants' Answer |  | |
| Replacements for yuccas from Georgetown TX August 07, 2013 I have lost some softleaf and variegated yucca to a beetle grub destroying the root system - like the Agave snout beetle does. I have put an insecticidal drench on my remaining plants, but suspect wi... View Mr. Smarty Plants' Answer |  | |
| Invasive native blackeyed susans from Warren OH August 07, 2013 In our demo garden we master gardeners in NE Ohio have been unable to get rid of black-eyed susans which have, like the other person, prevented or "killed" the other perennial plants. They are spre... View Mr. Smarty Plants' Answer |  | |
| Possible maple scale on non-native mophead hydrangeas from Newport RI August 07, 2013 I have a mophead hydrangea that has small white cottony tufts under the leaves and on the stems. I believe this is maple scale. Is there a home remedy I can use to rid this disease? View Mr. Smarty Plants' Answer |  | |
| Caterpillars on Mountain Laurel from Austin July 25, 2013 My 1-yr old mountain laurel has been decimated by small yellow and black catepillars. It recovered a bit and pushed out some fresh new growth, and more came and decimated that too. Are these caterpi... View Mr. Smarty Plants' Answer |  | |
| Mosquito repelling plants from Euless TX July 24, 2013 Are there any shade loving plants that repel mosquitoes for North Central Texas? I checked your site and saw nothing on this topic. View Mr. Smarty Plants' Answer | ||
| Bug repelling plants from Rochester NY July 23, 2013 I live in Western NY (zone 6?) and have a shady area where I hang my swing, but it's so buggy under the tree I can't use it! The soil is very dry, rocky. Is there a plant/shrub that I can grow the... View Mr. Smarty Plants' Answer | ||
| Are non-native hostas causing fly invasion from Eastpointe MI July 14, 2013 I live in Michigan with a small backyard. I have 5 large hostas with the purple flower blooms which are located by my patio. I was wondering if they can be causing my large population of unwanted flie... View Mr. Smarty Plants' Answer | ||
| Spots on persimmon tree leaves from Dripping Springs TX July 10, 2013 We are in rural Hays County Texas off Hamilton Pool Rd Texas. Large persimmon trees are turning yellow, blackish spots on underside of leaves. What do we do? View Mr. Smarty Plants' Answer |  | |
| How to Control White Fungus on Prickly Pear Cactus? July 04, 2013 Is there any kind of spray for our prickly pear that will help with the white fungus that has appeared on it? View Mr. Smarty Plants' Answer |  | |
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