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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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Please forgive us, but Mr. Smarty Plants has been overwhelmed by a flood of mail and must take a break for awhile to catch up. We hope to be accepting new questions again soon. Thank you!

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topicquestion
Prevention of algae scum on standing water
December 16, 2007
Because your answer to a previous question has resolved an "issue" referent to proper care of our cordgrass plants, I'm back to ask your advice. The pond behind our condominium complex is man-ma...
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Elimination of nutgrass from native flower bed
October 14, 2007
Nutgrass!*#!* My new bed in NE Austin wraps around a hot sunny SW street corner. Grass wouldn't grow there [I wouldn't water it.] I removed the turf [mostly stickers] to a depth of about 4", carefu...
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Eliminating weeds from seeded wildflower stands
June 25, 2007
We live in Eastern Central Texas in a small community on Texas Highway 7. Last fall, we went to the Wildseed Flower Farm near Fredricksburg and purchased a bag of mixed wildflower seeds and planted...
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Management practices to eradicate Johnson grass
September 02, 2006
Please suggest some eradication methods for Johnson grass. It is established in a field that I want to encourage native wildflowers/plants such as goldenrod, prairie coneflower, blue eyed grass, milkw...
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Disposal of bulbs to control Arrowhead aquatic plant
August 29, 2006
How can I kill Arrowhead permanently? I have sprayed repeated years with Roundup, Crossbow, etc., but the arrowhead comes back from the bulb the next year!
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Elimination of non-native, invasive King Ranch bluestem in lawn
June 06, 2006
How can I eliminate an annual infestation of king ranch bluestem in my bermuda lawn? Thanks.
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Methods of controlling poison ivy
April 19, 2005
What do you suggest for controlling poison oak (ivy)?
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Removal of invasive mints
March 30, 2005
How do I remove common mint from my garden? I removed the previous years plants and tilled the soil. This year they came back more than before.
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More on bluebonnets
March 10, 2003
Clover has taken over and just about covered the Bluebonnets. Is there any way of removing the clover such as with fertilizer or something else?
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