IFAS Extension
Release Date: 2/17/2026
Agriculture
Abstract
The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids, and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences.
About this Publication
This document is EENY150 (originally published as DPI Entomology Circular 89), one of a series of the Department of Entomology and Nematology, UF/IFAS Extension. Original publication date August 2000. Revised December 2009 and August 2025. Visit the EDIS website at https://edis.ifas.ufl.edu for the currently supported version of this publication.
How to Cite
Fasulo, T. R., & Denmark, H. A. (1969). Twospotted Spider Mite, Tetranychus urticae Koch (Arachnida: Acari: Tetranychidae). EDIS, 2003(15). https://doi.org/10.32473/edis-in307-2000
Authors
Thomas R. Fasulo
retired scientist, UF/IFAS Department of Entomology and Nematology
H. A. Denmark
emeritus entomologist, FDACS Department of Plant Industry
Contacts
Sriyanka Lahiri
Specialist
University of Florida
associate professor, strawberries and small fruits, Department of Entomology and Nematology, UF/IFAS Gulf Coast Research and Education Center, Wimauma, FL