Insects, Diseases, and Weeds

Insects

Diseases

  • Oak Leaf Blister – Aggie Horticulture website. A Plant Clinic publication
  • Texas Plant Disease Handbook – This website is an electronic version of the Texas Plant Disease Handbook that was developed by Texas A&M AgriLife Extension Plant Pathologists.
  • Preventing Oak Wilt – Bexar County AgriLife Extension website.
  • Texas Oak Wilt – The Oak Wilt Information Partnership is a collaborative project between the Texas A&M Forest Service, the Forest Health Protection branch of the U.S. Department of Agriculture (USDA) Forest Service and the Lady Bird Johnson Wildflower Center.
  • Texas Plant Disease Handbook -This website is an electronic version of the Texas Plant Disease Handbook that was developed by Extension Plant Pathologist in the late 1980s.  Some information on this site, such as those referring to treatments and chemicals,  may be outdated.  It is the responsibility of the home gardener to refer to pesticide product labels for proper usage and rates.
  • Texas Plant Clinic – The website for the Texas Plant Disease Diagnostic Lab. We highly encourage home gardeners to contact the Bexar County Master Gardeners or the AgriLife Extension service for help before contacting the Texas Plant Clinic. 

Weeds

  • Preemergence Herbicides for the Home Lawn – A quick guide for Homeowners. Dr. Becky Grubbs, Assistant Professor and AgriLife Extesnion Turfgrass Specialist. 
  • Weed Identification – Weed identification website of the Virginia Cooperative Extension, Virginia Tech University. Many weeds will be common in Texas.