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pest problems |
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230 Pests-Are Susceptible to Beneficial Nematodes |
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««Soil insects»» |
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leaves and roots of ornamentals
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apple bark, ground liter, bins, etc.
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Crane fly (Tipulid) larvae
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larvae on roots- adults leaves
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Indoor plants, greenhouses
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Cole crops, root vegetables
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strawberry liter and plants
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««Above ground boring insect larvae»» |
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Carpenterworms clearwing borers Dogwood borers
Corn earworm Black currant borers |
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ornamental hardwoods
poplar tree trunks etc dogwood trunks sweet corn ears currant stems |
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Orcon BENEFICIAL INSECT RELEASE RATES |
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Notes: |
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Beneficial insect releases should begin immediately
after the first evidence of pests. |
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Unless otherwise specified, insects should
be released in the evening of the day received, out of direct sunlight. |
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Be sure to read directions before release. |
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Beneficial Insect |
Pest Insect |
Rate |
Release info |
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PARASITES |
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Aphytis melinus |
Hard Scale |
1 per 20 scales |
Use 3 releases at 2 week intervals |
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(red, yellow) |
1 per 2 sq feet |
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10,000 per acre |
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Metaphycus helvolus |
Soft scale |
1 per 20 scales |
Use 4 releases at 10 day intervals |
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(brown, black) |
1 per 2 sq feet |
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3000 per acre |
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Encarsia Formosa |
Whitefly |
5 parasites per plant |
Use 4 releases at 2 week intervals |
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2 - 4 per sq foot |
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Fly Parasites |
Manure flies |
1000 per large animal |
Release every 2 weeks during fly season |
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Trichogramma |
Caterpillars |
1 - 5 per sq foot |
Try to release during egg laying periods. |
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(over 200 species of |
40k to 200k per acre |
Use 4 - 6 releases at 1 week intervals. |
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lepidopterous insects) |
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Beneficial Nematodes |
grubs, borers, weevils, |
7 million per 1000 sq ft |
Release when pests are in larval state in soil. |
(Steinernema feltiae) |
cutworms, fungus gnat |
1 billion per 3.5 acres |
Spray into tree trunks for borers. |
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larvae, flea larvae |
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PREDATORS |
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Ladybugs |
Aphids, scale, mealy- |
2 - 5 per sq foot |
Use 4 releases at 3 day intervals |
(Hippodamia convergens) |
bugs, whitefly larvae |
1 gallon per 1/4 acre |
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Cryptolaemus |
Mealybugs |
.5 - 1 per sq foot |
Use at first appearance of mealybug and |
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500 - 5000 per acre |
continue as needed. |
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Delphastus |
Whitefly, spider mites |
.1 per sq foot |
Use as needed |
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25 per 250 - 500 sq feet |
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Green Lacewings |
Aphids, soft bodied |
2 per sq foot |
Use 3 releases every 2 weeks |
(Crysopa carnea) |
insects |
10k to 50k per acre |
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500 - 1000 per tree |
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Predatory Mites |
Spider mites, other |
2 - 5 per plant |
Use as needed |
(Phytoseliulus persimilis) |
mites |
.5 - 1 per sq foot |
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1k - 30k per acre |
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Decollate Snails |
Brown garden snail |
.1 - 1 per square foot |
Use as needed |
(Rumina decollata) |
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Pest |
Benificial Insect |
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Aphids |
Ladybugs, Lacewings |
Artichoke Moth Larvae |
Benificial Nematodes |
Armyworms |
Benificial Nematodes |
Black Vine Weevils |
Benificial Nematodes |
Borers, Caterpillar |
Benificial Nematodes |
Cabbage Root Maggots |
Benificial Nematodes |
Carpenter Worms |
Benificial Nematodes |
Caterpillars |
Trichogramma |
Chinch Bugs |
Benificial Nematodes |
Codling Moth |
Trichogramma |
Corn Borers |
Trichogramma |
Corn Rootworms |
Benificial Nematodes |
Corn Earthworms |
Trichogramma |
Cotton Bollworms |
Trichogramma |
Crane Fly Larvae |
Benificial Nematodes |
Cucumber Beetles |
Benificial Nematodes |
Cutworms |
Benificial Nematodes |
Earwigs |
Praying Mantids |
Fire ants |
Benificial Nematodes |
Flea Larvae |
Benificial Nematodes |
Flea Beetles |
Benificial Nematodes |
Flies |
Fly Parasites |
Fruit Fly-Grey |
Benificial Nematodes |
Fungus Gnat |
Benificial Nematodes, Hypoapsis Miles |
Grubs |
Benificial Nematodes |
Gypsy Moth |
Benificial Nematodes |
Japanese Beetle Grubs |
Benificial Nematodes |
June Bugs |
Benificial Nematodes |
Leather Jackets |
Benificial Nematodes |
Mealybugs |
Cryptolaemus |
Mole Cricket |
Benificial Nematodes |
Onion Maggots |
Benificial Nematodes |
Poplar Cleaerwing Borers |
Benificial Nematodes |
Raspberry Crown Borers |
Benificial Nematodes |
Root Knot Nematodes |
Benificial Nematodes |
Scale Armored/Hard(Red/Yellow) |
Aphytis Melinus, Lacewings |
Scale-Soft(Brown/Black) |
Metaphycus Helvolus |
Snails |
Decolatte Snails |
Sod Webworms |
Benificial Nematodes |
Spider Mites |
Predatory Mites |
Spruce Budworms |
Trichogramma |
Squash Vine Borer Larvae |
Benifcial Nematodes |
Strawberry Weevils |
Benificial Nematodes |
Thrips |
Lacewings, Ultra-Fine Oil |
Thrips |
Benificial Nematodes |
Tobacco Budworms |
Benificial Nematodes |
Tomato Horn Worms |
Trichogramma |
Weevils |
Benificial Nematodes |
White Fly |
Delphastus, Encarsia, Lacewings |
White Grubs |
Benificial Nematodes |
Wireworms |
Benificial Nematodes |
Wooly Aphids |
Benificial Nematodes |
Wooly Adelgid |
Pseudoscymnus (Ladybugs, Not yet available) |
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