En EspaŅol

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.

Help us grow by giving to the Plant Database Fund or by becoming a member

Did you know you can access the Native Plant Information Network with your web-enabled smartphone?


Ask Mr. Smarty Plants

Ask Mr. Smarty Plants is a free service provided by the staff and volunteers at the Lady Bird Johnson Wildflower Center.

Search Smarty Plants
See a list of all Smarty Plants questions
Can't find the answer in our existing FAQs, submit a question to Mr. Smarty Plants.
Need help with plant identification, visit the plant identification page.
rate this answer
Not Yet Rated

Tuesday - July 26, 2011

From: Bastrop, TX
Region: Southwest
Topic: Diseases and Disorders, Pests
Title: Need help with powdery mildew and mites in Bastrop, TX
Answered by: Jimmy Mills


I tend to flower beds for the city. I have noticed a powdery mildew in 2 beds. It is on the Pavonia and Turks caps. I now notice mites. What should I do?


Mr. Smarty Plants has found several web sites with information about treating these aggravating pests.
Good luck

Powdery mildew:

  University of California at Davis

  Colorado State University

  Ohio State University

Spider mites

  University of Kentucky

  Colorado State University




More Diseases and Disorders Questions

Leaves on 3 year old maple turning brown in Lebo, KS.
July 16, 2011 - Hello, one of our five Maple trees which is is 3 yrs. old now, we saw a week ago that the leaves started turning brown and dropping. My question is: Will the tree survive this and return healthy next ...
view the full question and answer

Why is my Ash drooping?
June 22, 2009 - Last spring, I bought a house in Austin, TX with a large Ash tree in the front yard. It looked fine last year, but has been looking funny since it leafed out this spring. It's as if the leaves are we...
view the full question and answer

Bark of unidentified tree splitting in Merritt Island FL
August 10, 2010 - The bark on this 5 yr. old tree is splitting along its branches, like a sausage link splitting along its sides. Almost as if it is/was over-stuffed. Other than that, there are plenty of leaflets, some...
view the full question and answer

Treating splits in a Cottonwood tree trunk
August 09, 2014 - How to treat slipts in trunk of 4 year old Cottonwood tree.
view the full question and answer

Treating suspected drought-stressed live oak
July 13, 2011 - I have a live oak with excessive leaf drop - it was planted approx. 20 year ago surrounded by heavy pavers. very little grass - I did not plant the tree - I have noticed in the last few years the dro...
view the full question and answer

Support the Wildflower Center by Donating Online or Becoming a Member today.
© 2015 Lady Bird Johnson Wildflower Center