Treating Spider Mites on Hoya and Hibiscus with Alcohol Spray

Isopropyl Alcohol Kills Mites Fast

Hoya carnosa compacta and hibiscus with tiny webs and bugs in Chicago November: spider mites love dry indoor heat.

Treatment

1. 1 pint 70% isopropyl alcohol in quart spray bottle.
2. Spray affected parts.
3. Wait hours, then wash off (outside if possible).
4. Mist plants daily thereafter.

Prevention

Misting maintains humidity mites hate. Do it whenever you think of it.