Larry Williams

Author's details

Name: Larry Williams
Date registered: February 29, 2012

Latest posts

  1. Caterpillars That Sting are in Northwest Florida — October 2, 2017
  2. Ground Pearls, the Peril of Local Lawns — June 5, 2017
  3. Best Lawn Grass and Mole Cricket Control Questions — May 3, 2017
  4. When and How to Prune Roses — February 16, 2017
  5. Pruning Oleander, Hibiscus and Azalea — February 16, 2017

Author's posts listings

Leaf spots abound on hydrangeas this time of year

It is not uncommon to see leaf spots on your hydrangeas during late summer and fall. These spots are caused by a number of fungal diseases. Plant fungi and wet weather go hand-in-hand. In the Southeast U.S. we have high humidity, heavy dews and frequent rains during spring and summer. This provides perfect conditions to …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/12/13/leaf-spots-abound-on-hydrangeas-this-time-of-year/

Glistening web on tree bark is harmless

Many people notice fine silken webbing on the trunks and branches of their trees and assume that this is a problem. But the insects that cause this webbing are not harmful to trees. They could even be considered beneficial. The tiny insects that make the webbing are called psocids (pronounced so-cids). They are sometimes called …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/12/13/glistening-web-on-tree-bark-is-harmless/

Small branches dying in some local trees

Q. What’s causing small branches to turn brown and die in some of my trees? A. More than likely this is caused by the Black Twig Borer. This very small beetle, about 1/16 inch long, has been active in some local trees. This is an interesting insect with a wide host range. Trees attacked include …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/12/13/small-branches-dying-in-some-local-trees/

Don’t blame pests for dry spots in your lawn

Every time we have a dry period in spring or summer, I get those predictable calls about some mysterious pest that’s playing havoc in lawns. Without realizing it, the caller usually describes a textbook example of dry spots in a lawn. And many times that’s what the problem areas are – dry spots. Dry spots …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/12/13/dont-blame-pests-for-dry-spots-in-your-lawn/

Trees for Fall Color in North Florida

Florida is not known for the brilliant fall color enjoyed by some of our northern neighbors. But, we do have a number of trees from which to choose to provide some fall color in our landscapes here in North Florida. Our native flowering dogwood provides some change in color before dropping its leaves. You can …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/11/28/trees-for-fall-color-in-north-florida/

Blame Ragweed Not Goldenrod for Fall Hay Fever

Goldenrod is easily recognizable this time of year with its showy yellow flowers held high on stems moving back and forth by autumn winds. A field full of these vivid yellow blossoms is a sight to see with a bright blue fall sky as a background. But too often this plant is blamed for the sneezing, …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/11/22/blame-ragweed-not-goldenrod-for-fall-hay-fever/

Why worry with fall webworms – attend plant clinic

Fall webworms are normally observed during late summer and fall when people notice the unsightly whitish or light gray webs in certain trees. Webworms enclose leaves and ends of branches with silken webbing. The worms (caterpillars) are found in this protective webbing consuming leaves. Although they can defoliate branches on which they are feeding, very …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/10/13/why-worry-with-fall-webworms-attend-plant-clinic/

Fall vegetable gardening and September plant clinic

We are fortunate to be able to grow some sort of vegetables year round in Florida. But not all vegetables will grow year round. Planting time is critical. Cool-season crops tolerate and require lower temperature. Many of these cool-season vegetables, sometimes called fall or winter crops, can be planted this month. The below recommended planting …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/09/06/fall-vegetable-gardening-and-september-plant-clinic/

Tropical Sod Webworms Active in Local Lawns

Q. I noticed small brown moths flying low to the ground in my lawn. Should I be concerned about this? A. Yes and no. These are probably adults of the tropical sod webworm. Moths have a wingspan of about ¾ inch and are a dingy brown. Moths do not cause damage. So don’t bother trying …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/08/22/tropical-sod-webworms-active-in-local-lawns/

August Landscape Chores & Plant Clinic

August can be a tough month in the North Florida landscape. Heat, humidity, insects and diseases can take their toll on both the landscape and the gardener. But there are things to do now that can make a big difference in your landscape in the near future. Now is a good time to cleanup roses …

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Permanent link to this article: http://okaloosa.ifas.ufl.edu/lng/2016/08/10/august-landscape-chores-plant-clinic/

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