Plant Disease and Insect Diagnostic Laboratory-Oklahoma State University

County offices are a great resource if you have plant, insect or soil concerns!

Do you have a gardening question that’s unique for central Oklahoma? Our Oklahoma County OSU Extension Master Gardeners are available to assist you. Located at 2500 NE 63rd St in northeast Oklahoma City, we are “on duty” Monday-Friday, 8:00 am - 4:30 pm. Walk ins are welcome or call 405-713-1125. You may also send an email, with a photo of your gardening problem, to: [email protected]. We’re here to help our community!

Full house at the Tree Injection Workshop in Stillwater!

This leaf-footed bug is hanging out on a pepper plant, likely causing some damage to the developing fruits.

This little jumping spider is having a snack (probably a two-lined spittlebug).

What's wrong with this tomato plant? Damage from Thrips.

Slime mold! The first picture (yellow clumpy) is when the slime mold was younger and starting to aggregate. The second image is 48 hours later with the brownish ball. Check out this link for more information. https://www.youtube.com/watch?v=bH6q7iUKfQ4

Check out these pear rust lesions. They will be releasing spores soon that infect Eastern red cedar (junipers). For info about pear rust, see this link: https://extension.okstate.edu/fact-sheets/pear-rust

This kohlrabi has holes, but it's not due to caterpillars. It's earwig damage!

We've received several fire blight samples in the past week. Check your apples and pears!