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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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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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topicquestion
Soil mixes for green roofs
November 23, 2008
We are trying to set up a green roof system on our own. What do you suggest for soil? It seems the soils are proprietary and unavailable to individuals.
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Plants for green roof in Laredo
August 22, 2008
Hello, I am working on a green roof, and I saw your section of "Native Green Roof", and I saw good plants that I would like to use, but I am not sure if they will be suitable because of the roots (m...
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Plants for green roof in Mexico
August 06, 2008
Hello! I am checking local plants to plant on a Green Roof, and am researching on which are mostly to survive better. Is it possible to plant the following on a green roof?? (Root depth needed, basica...
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Green roof in New York City
August 26, 2007
Hi, I am interested in planting native plants on green roofs in New York City. I am wondering how deep your soil is on the center's native plant green roof and if it is irrigated, or was it ever irr...
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Green wall panel for Dallas
August 21, 2007
We are working on a green wall panel for a hotel near SMU--I see your list of recommended species for green roofs, & wondered if you have any ideas for vertical applications. Probably will have someth...
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Native perennial roof garden plants for New York
November 09, 2006
I am looking for perennial roof gardens plants, sedum, hen and chickens, native plants. I am in zone six. They will have three inches of perilite, gravel, and compost. Can you give me a good local so...
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Plants for green roof gardens in Beijing, China
April 20, 2006
I`m wondering if you would know what plants native to the area around Beijing China would be good candidates for extensive green roof gardens? Also, do you think that those hearty little pesky plants ...
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