Knowledge Center: Sooty Mold

Knowledge Center: Sooty Mold

Sooty mold is a black, flaky growth on plant leaves, stems, and trunks that is often confused for some sort of plant disease. In-stead of being the cause of a plant problem, it is a sign that insects have been feeding—specifically, those of the “piercing-sucking”...
Knowledge Center: Spiraling White Fly

Knowledge Center: Spiraling White Fly

The Rugose Spiraling Whitely (Aleurodicus rugioperculatus), or RSW, made its debut in the U.S. in 2009, wreaking havoc on Gumbo Limbo trees in Miami-Dade County. After its arrival, this invasive pest, thought to originate in Central America, quickly increased its...
You Should Know: Lethal Bronzing Disease

You Should Know: Lethal Bronzing Disease

Lethal Bronzing Disease (LBD), formerly known as Texas Phoenix Palm Decline (TPPD) is a lethal disease of palms. It is caused by a phytoplasma – a bacterium with no cell wall that lives in the vascular conducting tissue of plants. The disease is transmitted by insect...
Take-All Root Rot

Take-All Root Rot

Take-All Root Rot (TARR) will be most prevalent during periods of prolonged rainfall such as summer to early fall months when Florida receives the majority of its annual rainfall.  The disease affects St. Augustinegrass by attacking the roots and stolons, and it...