Survey of Insecticides Available for Homeowners in Lee County, Florida: 2013 The insecticides below are first listed by their family name, for example, Benzoylureas and Neonicontinoids. Knowing the insecticide family is critical when developing a… Read More
Tag: Stephen Brown
Fact Sheet: Insecticides and acaricides registered for use in early 2011 in landscape, nursery, greenhouse or field-grown ornamentals
Insecticides and acaricides registered for use in early 2011 in landscape, nursery, greenhouse or field-grown ornamentals
Survey of Fungicides Available for Homeowners in Lee County, Florida Fungicides within the same group have similar chemistries and similar biochemical modes of action within fungal cells. It is prudent to rotate fungicides from different… Read More
Survey of Herbicides Available for Homeowners in Lee County, Florida Herbicides are listed by their active ingredient. This avoids the confusion that results from multiple brands that use the same active ingredient. The active ingredient… Read More
Chart of Characteristics of Flowering Trees for Subtropical Locations includes Botanical Name, Common Name, Potential Height, Flower Color Flower, Grade, Flowering, Season and Uses
Anthracnose Disease of Ornamental Plants: A Pictorial One of the most common diseases of plants is Colletotrichum leaf spot, or anthracnose. The Colletotrichum sp. that is most often present is C. gloeosportioides. Several other species… Read More
Q and A: I don’t know what disease accumulates on the leaves in the following picture. Would you please identify it and tell us what we should spray it with?
From Whitney, Naples Answer: The plant is Schefflera arbooricola. The black substance is sooty mold. Certain sucking insects, notably aphids, scales, and whiteflies, suck sugary sap from plants and excrete it as a substance known… Read More
Q and A: I read your comments about Gaillardia in the January and February issue of Florida Gardening magazine. Are you talking about buying the actual plants and planting them or do you mean starting them from seeds? I have had a good bit of luck harvesting the seeds from dead or spent heads in the summer, refrigerating them and then sowing them in the winter for a spring and summer bloom.
From Mark, by email Answer: Gaillardia pluchella, simply known as gaillardia, is a very cold tolerant native plant. As such, it can be started from seeds, or planted as young seedlings in winter without concern… Read More
Q and A: I have heard that there are 12 Florida native palms, but only two that are endemic to Florida. What are the names of these two palms?
From T. Bates, by email Answer Although there are 12 palms native to Florida, only two have been determined to be endemic to Florida. A plant native to Florida may also be native to other… Read More
Fact Sheets: Ants | Crazy Ants | Carpenter Ants | imported Fire Ants on Lawns and Turf | Lee County Extension | Stephen Brown
Ants Ants Carpenter Ants – coming soon Crazy Ants Imported Fire Ants on Lawns and Turf