At Aberdeen, noninfested control plots were treated with Cygon
, BASF, Mount Olive, NJ [dimethoate--O,O-dimethyl S-(N-methylcarbamoylmethyl) phosphorodithioate] insecticide, which was applied as a 0.
Insecticides used by homeowners to control such pests include malathion, diazinon, dimethoate, cygon
, and thiodan-plus.
Moths were removed using a single application of the systemic insecticide Cygon
following the protocol of Whitham and Mopper (1985).
Even armed with the systemic pesticide cygon
or the biological control Bacillus thuringiensis (sold as biotrol, dipel, or thuricide), you may be fighting a losing battle.
At one time, it was common practice to tank mix DDT (Dichloro-diphenyl-trichloroethane) with a variety of chemicals, such as toxaphene, methyl parathion, a wetting agent, a sticker, maneb (manganese ethylene bisdithiocarbamate), tribasic copper sulfate, streptomycin, wettable sulfur, urea LB (Lo-Biuret Urea), epsom salt, magnesium sulfate, potassium nitrate, manganese sulfate, Solubor (boron), sodium molybdate, Foam Buster, molasses, and Cygon
Outdoors in the summer, you can use Cygon 2E to spray the Hoya plant.
Outdoors use Cygon 2E can be used as an effective systemic insecticide.
One recommendation is to spray in the early spring with Cygon
2E following the manufacturer's instructions.