Find answers online
Do you know what's bugging your houseplants?
With cooler temps, gardeners’ attention shifts to indoor plants. Radio call-in shows are dominated by questions about pests on houseplants, and my own in-box starts to fill up with descriptions of curled and wilting leaves. Test your knowledge by answering true or false to the following questions.
1. Houseplants harbour fruit flies.
2. Fungus gnats are not terribly harmful to houseplants.
3. Spider mites actually are tiny spiders.
4. Spider mites spin webs to catch insects for food.
5. Spider mites prefer a dry environment.
6. Scale is a hard-shell fungus that grows on plant stems.
7. Mealy bugs are a kind of scale.
8. Scales can be washed off plants with a gentle stream of water.
9. One single whitefly can destroy a large plant.
10. Spider mites, whitefly and aphids can all be eradicated with a single spraying of permethrin.
Check your answers online at localgardener.net.
Here’s what happens when spider mites get out of control.