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?

Share

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 - September 04, 2012

From: Whitney, TX
Region: Southwest
Topic: Pests, Trees
Title: Sticky film on oak tree leaves from Whitney TX
Answered by: Barbara Medford

QUESTION:

What is the sticky film that is coating leaves on our oak trees?

ANSWER:

Aphid poop. Sorry, you did ask. Since Hill County is in Central Texas, we are going to link you to several answers to similar questions in Central Texas.

Aphids are unusually bad this year, and we have answered many questions on them. From the University of California Integrated Pest Management Program, here is an article on managing aphid infestations.

Here are some previous answers to help you out:

Austin Aug. 8, 2012

Austin July 30, 2012

Austin July 14, 2012

Since all of these have more links in them, and possibly some duplications we think that's 'nuff said,

 

 
 

More Trees Questions

Need a tree with a tap root for a small flower bed in Winston-Salem, NC..
May 20, 2010 - Dear Mr Smarty Plants, I am looking for a tree 6-10', somewhat spreading, could flower (not essential) to serve as a focal point in a small bed with small shrubs and perennials. I need a tree with ...
view the full question and answer

Species of hackberry best for wildlife from Georgetown, TX
February 21, 2014 - Which species of Hackberry tree is the best for wildlife in Georgetown, TX (just north of Austin)? Your Plant Database says Celtis occidentals is "among the BEST food and shelter plants for wildlife,...
view the full question and answer

Coconut in a husk from Round Rock TX
January 26, 2011 - Looking for a coconut in its complete husk ?
view the full question and answer

Native trees that will thrive in Amarillo, TX
April 04, 2010 - I need help in finding native Texas trees that will do well in Amarillo's low water and extreme temps.
view the full question and answer

Distinguishing elm species from volunteers in yard
April 10, 2008 - What's the best way to distinguish young elm tree species apart from one another? We have a bunch coming up in our yard and we're trying to figure out if they are Winged, Cedar or American. Some of ...
view the full question and answer

Smarty Plants's Facebook profile Support the Wildflower Center by Donating Online or Becoming a Member today.

Mr. Smarty Plants wants you to be his Facebook friend. Click the Facebook icon to add yourself to Mr. Smarty Plants list of friends.
E-NEWSLETTER | BECOME A MEMBER | DONATE NOW | MEDIA | SITEMAP
© 2014 Lady Bird Johnson Wildflower Center