1. What are signs of tussock moths in Douglas firs? Updated: September 27, 2011
2. If recommended pesticides for bark beetle prevention are harmful to most insects, won’t their application kill most of the beneficial and non-target insects in the forest? Updated: May 11, 2011
3. My Colorado blue spruce trees have this years needles being consumed by a small inch worm. Updated: April 16, 2011
4. What are the early symptoms of bark beetles having colonized a tree? Updated: April 04, 2011
5. What are some suggestions for using insecticidal soaps to control insects in a flower garden? Updated: July 01, 2010
6. What is the best way to keep plants aphid-free? Updated: July 01, 2010
7. What is the best way to eliminate or remove an above-ground wasps' nest? Updated: July 01, 2010
8. What is the best way to eliminate boxelder bugs? Updated: July 01, 2010
9. Are there any types of mantids that exist in Colorado? Updated: June 29, 2010
10. What are miller moths, where do they come from, and what is the best way to control their presence inside a house? Updated: June 29, 2010
11. Are tomato hornworms and "hummingbird moths" the same insect? Updated: June 29, 2010
12. What actually are daddy longlegs and are they poisonous? Updated: June 29, 2010
13. How do insects overwinter in Colorado? Updated: June 29, 2010
14. What is a one-inch-long, wasp-looking insect that has a stinger about four inches long? Updated: June 29, 2010
15. After the leaves on my aspen tree fell, I noticed the twigs have many bead-like swellings on them. What causes this? Updated: June 29, 2010
16. What are the signs of insect infestation in a lawn? Updated: June 28, 2010
17. How do you get rid of Clover Mites in a lawn? Updated: June 28, 2010
18. What are the natural enemies of grasshoppers? Updated: June 28, 2010
19. What do flea beetles look like, what kind of damage do they do, and can they survive through the winter? Updated: June 28, 2010
20. Are fungus gnats harmful to houseplants? Updated: June 28, 2010
21. At what point should evergreen trees be treated for sawfly infestation? Updated: June 28, 2010
22. What causes a whitish or yellowish mottling on the upper leaf surfaces of an ash tree? Updated: June 28, 2010
23. What are some beneficial insects in Colorado? Updated: June 28, 2010
24. What benefits do ants provide in a garden or are they more of a problem insect? Updated: June 28, 2010
25. How do I know if my pine trees are infested with the mountain pine beetle? Updated: June 28, 2010
26. Can woolly-bear caterpillars do damage to plants? Updated: June 28, 2010
27. What are the characteristics of boxelder bugs and what is the best way to control them? Updated: June 28, 2010
28. What are the little flies flying around houseplants, and what is a recommended treatment? Updated: June 25, 2010
29. What could be causing white crystals to form on the leaves of a tomato plant? Updated: June 25, 2010
30. What are some methods for controlling grasshoppers and keeping them out of the garden? Updated: June 25, 2010

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