insects

Ash Tree Decline

Ash trees in the eastern United States are being devastated (i.e. virtually wiped out) by the Emerald Ash borer (EAB). The EAB was introduced to this country in the Detroit area in the 1990’s and has spread rapidly over the last 20 years. Read More...

Fall Webworm Watch

We are getting reports in the Extension office of fall webworm activity. While these are common pests, this is a bit more than we normally see. It’s hard to be too bold in predicting the future for insect activity but this is one to keep an eye on right now. Read More...

Landscape Calendar Tips

While many common landscape tasks are on-going or can be done at any time, some of these are also calendar dependent. Read More...

Squash Bug Management

If you are dealing with squash bugs in large numbers, realistically it may be too late to get them under control at this point in the season. And you can count on having squash bugs the next time you plant cucurbits (squash, pumpkin, watermelon, cantaloupe, and cucumber) as well. However, this information should help you be better prepared the next time around. Read More...

Trees and Insects

Regardless of how the webworm population does or does not develop this year, if you’re a regular follower of this column, you may remember that we seldom advise attempting to control these pests. While it’s no question that they are a visual nuisance, it is rare for them to cause long term problems for a tree. Read More...

Redbud Tree Issues

Hundreds of calls and inquires came into the Payne County Extension Office a few years ago when the redbud leaf folder began showing up in large numbers. It was a common problem for two or three years then they simply moved on, or at least disappeared. While this is not really a health problem for the vast majority of redbud trees, it is something to be aware of in case the numbers continue to increase again. Read More...

Insects in Trees

The Payne County Extension office has been overwhelmed the last few days with all kinds of tree and shrub issues. This week we will focus on leaf eating insects in a variety of tree and shrub species. Read More...

Horticulture Tips for October

Tips for your October landscape include… Read More...
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