COLLIN COUNTY ROSE SOCIETY

Using Oils to Manage Insects

The use of oils as part of a control program is becoming more favored instead of using synthetic pesticides. Oils can be distilled from petroleum such as horticultural oils, Volck oils, summer oils, dormant oils or mineral oils or oils can be extracted from plants and animals such as neem oil or fish oils. (Read more)

White Flies on House Plants

The silverleaf whitefly is the most economically important whitefly species in Texas, with a host range of more than 500 plant species, including poinsettias. (Read more)

Fungus Gnats Hovering

Fungus gnats are typically weak fliers, so they usually remain near the potted plant or rest on foliage or growing media. Adult fungus gnats are 1/8 to 1/10 inches in length, grayish black in color, slender bodied with long legs and antennae. (Read more)