They Like your plants as much as you do!
Bud Worm
Fungus Gnat 
Spittle Bug Froth 
Katydid 
White Fly 
Aphids 
Wholly AphidsAspirin
One Aspirin diluted in water at a ratio of one tablet (finely ground) to 2 gallons of water may be sprayed on the foliage of the Geraniums every 3 weeks during the growing season to reduce the infestation of various Sucking type Insects.
Bonide Captain Jack’s Dead Bug Brew
Contains ‘Spinosad’ which is an organic substance and has become a leading pesticide used by agriculture worldwide in the production of organic produce. Kills caterpillars, spider mite and beetles.
Bonide System Granules 1C (systemic)
White Flies, Aphids, Mealy Bug and Fungus Gnats are gone once you have used this effective insecticide. Simply apply the granular mix to the surface of the soil mix within the plants container and water normally. One application will last up to 8 weeks, then reapply if needed.
Monterey Garden Insect Spray
This insecticide is currently the best on the market for controlling Bud Worm. The liquid insecticide is mixed with water and used every 5 to 6 days as a spray and applied directly to the new growth, and the flower buds and flowers.
Always use care when working with chemicals and read the directions before using the ingredients. Store all of the above mentioned Plant Controls in a cool dark area to maintain the effectiveness of the product. Always follow the recipes as higher dosages can be toxic to the plants.