This briefing note, written by Dr John Buxton of ADAS, has been produced to coincide with the start of the 2012 poinsettia season. Early season control of this pest is essential and this note set
protected ornamentals Publications - Briefing Notes
The fungicide products tabulated below have been tested on a limited range of Impatiens walleriana plug plants and established plants at normal and twice normal rates of application.
Impatiens downy mildew (Plasmopara obducens) is a foliar disease which is specific to impatiens.
As a result of the HDC funded projects PC 230, 230a and 230b the industry has gained an important understanding of this disease and a wide range of potential fungicides have been examined and test