How do I get rid of Cottonwood tree pests?

Answer by  Jimbob (2275)

The tree has natural defenses and you should not have to add anything to the tree. The best way is to just give plenty of water and the tree will take care of the rest.

Answer by  treemom (334)

Trees that are stressed tend to get pests. Reduce stress by applying 3 to 4 inches of mulch to a 4 or 5 foot radius circle around your tree. If you have borers, you can spray in late summer with an apropriate herbicide. Cottonwoods get a lot of harmless leaf spots - don't worry about them.

Answer by  BrendaG (6111)

Aphids can cause Cottonwoods to ooze sappy liquid. Insecticidal soap sprayed on trees will eliminate the problem. Septoria leaf spot and rust are fungi due to humidity. Do not fertilize.

Answer by  James25 (5)

Healthy, stress free, Cottonwood trees naturally fight off pests. Adding mulch, fertilizer, or nutrients to the ground around the tree can help to keep the tree healthy and eliminate some of the pests.

Answer by  eiryck (847)

Getting rid of cottonwood tree pests could be through prophylactic methods like spraying the base of the tree with a chemical during the months of June and July where females usually lay their eggs. Or using digging out the larvae at the base of the tree sometime near September.

Answer by  worker5534 (518)

Many powerful pesticide are there in the market. But one thing taken in to the mind, some of the powerful pesticide destroy the young leaves of the cottonwood trees. Most affected pests part of the plant parts advised to cut off and fired. use powerful pesticide twise in a day.