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Pesticide Chart

Back to Insects                                  

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
B.Kurstaki
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
B.Kurstaki
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
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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All Rights Reserved  Updated: 02/24/15

 

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