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Organic Pesticide Chart

 


Pesticide Chart                                                                 

When all else fails here is a cross reference guide as to what organic pesticide will treat which insect

X = yes this will work   * = adding isopropy alcohol will increase the effectiveness of selection

Use alcohol at a rate of 8 ounces to 1 quart of dilute mixture. When using test a small portion of plant first to see
if it is sensitive to alcohol.  DO NOT use alcohol sprays on apple trees.

Insect Peak Host Alcohol
Spray		 BT Citrus
Oil		 Dormant
Oil		 Pepper
Wax		 Insect
Soap		 Neem
Oil		 Pheromone
Traps		 Starch
Spray		 Pyrethrin Rotenone Ryania Sabadilia Summer
Oil		 Quassia
Ants All Any X no no no no X* X no X X X no no   X
Aphid All Any X no X X X X* X no X X* X no X X X
Bagworm May-June Any X no no no no X X X August no no no no no no X
Blister
Beetle		 June-July Any X X* no no no no X no no X* X no X no no
Borers Late Spring Birch Locust Ash Shrub no X*
Inject in hole		 no no no no no X no X X no no no no
Boxelders Late Maple Ash no no no no no no X no no no no no no no no
Cankerworm Spring Trees no X no no no no X no X no no no no X no
Caterpillar Misc. Any All no X no no X X* X no no X X X no no X
Codling
Moth		 Spring Apple Pear
Quince
Walnut		 no no no no X no X X X no no no no no no
Insect Peak Host Alcohol
Spray		 BT Citrus
Oil		 Dormant
Oil		 Pepper
Wax		 Insect
Soap		 Neem
Oil		 Pheromone
Traps		 Starch
Spray		 Pyrethrin Rotenone Ryania Sabadilia Summer
Oil		 Quassia
Curculio
(weevil)		 April-May Apple
Pear
Quince		 no no no no no no X no no X X
5% mix		 no X no no
Beetles Misc.
 Early Spring Elm
Rose
Spruce
Etc.		 no X 
B.Poppilae		 no no no no X
Larva		 X   Elm Leaf Beetle X X X* no no no no
Fungus Gnats Fall Winter Any X Bt
israelensis		 no no X X X no some X no no no no some
Galls, Midge Early Spring Aspen
Locust
Spruce
etc.		 no no no no X? X X no no no no no no no no
Grasshopper & Locust Late Spring to hard frost Any no no no no X no X no no no no no X no no
Leaf miners, rollers & hoppers Spring Leaf no no no no X X* X X X no X X no no no
Insect Peak Host Alcohol
Spray		 BT Citrus
Oil		 Dormant
Oil		 Pepper
Wax		 Insect
Soap		 Neem
Oil		 Pheromone
Traps		 Starch
Spray		 Pyrethrin Rotenone Ryania Sabadilia Summer
Oil		 Quassia
Mites Spring & hot dry weahter Shrub X no X X X X X no X X X X no X no
Slug Seasonal Any X no no no no no no no X no no no no no X
Scale Active stage late May Tree  shrub X no no X no X no no no X X no no X* no
Gypsy Moth April- early June   no X BT poppiliae no no no no X X no no no X no no no
Thrips Spring any no no no no no no X no no X X no no X* no
Whitefly Spring Summer any X no no no X good X X good no X X no no no X no

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