Insect Info
Trichogramma, (Trichogramma pretiosum) Cryptolaemus
Pest Insect Beneficial Insect Rate or Method Release info
Aphids Green Lacewing, (Crysopa carnea) 2 per sq foot, 10k to 50k per acre Use 3 releases every 2 weeks
---------- Ladybugs, (Hippodamia convengens) 500 - 1000 per tree, 2 - 5 per sq foot, 1 gallon per 1/4 acre Use 4 releases at 3 day intervals
Artichoke Moth Larvae Beneficial Nematodes, (Steinernema feltiae) Spray Spray Artichoke heads
Armyworms Beneficial Nematodes, (Steinernema feltiae) Spray Spray everywhere
Black Currant Borers Beneficial Nematodes, (Steinernema feltiae) Spray Spray cutting and bushes
Black Vine Weevils Beneficial Nematodes, (Steinernema feltiae) Top Dressing Hoe into soil or add to potting soil
Brown garden snail Decollate Snails, (Rumina decollata) .1 - 1 per square foot Use as needed
Cabbage Root Maggots Beneficial Nematodes, (Steinernema feltiae) Top Dressing Put in seed furrows or on roots
Carpenter Worms Beneficial Nematodes (Steinernema feltiae) Injection Inject Burrows
Caterpillars (includes over 200 species of Lepidopterous insects) Trichogramma, (Trichogramma pretiosum) 1 - 5 per sq foot, 40k to 200k per acre Try to release during egg laying periods. Releasing at 1 week intervals improves effectiveness
Chinch Bugs Beneficial Nematodes, (Steinernema feltiae) ---------- ----------
Codling Moth
Beneficial Nematodes, (Steinernema feltiae)
1 - 5 per sq foot, 40k to 200k per acre
SprayTry to release during egg laying periods. Releasing at 1 week intervals improves effectiveness.
Spray tree trunks in Fall, Spring, Summer
Corn Borers Trichogramma, (Trichogramma pretiosum) 1 - 5 per sq foot, 40k to 200k per acre Try to release during egg laying periods, Releasing at 1 week intervals improves effectiveness
Corn Earthworms Trichogramma, (Trichogramma pretiosum)
Beneficial Nematodes (Steinernema feltiae)1 - 5 per sq foot, 40k to 200k per acre.
SprayingTry to release during egg laying periods. Releasing at 1 week intervals improves effectiveness.
Spray or inject silks weekly
Corn Rootworms Beneficial Nematodes, (Steinernema feltiae) Top Dressing Apply in seed furrows
Cotton Bollworms Trichogramma, (Trichogramma pretiosum) 1 - 5 per sq foot. 40k to 200k per acre Try to release during egg laying periods. Releasing at 1 week intervals improves effectiveness
Crane Fly Larvae Beneficial Nematodes (Steinernema feltiae) ---------- ----------
Cucumber Beetles Beneficial Nematodes, (Steinernema feltiae) Top Dressing Mix in mulch or apply in seed furrows
Cutwroms Beneficial Nematodes, (Steinernema feltiae) Top Dressing Apply as mulch, keep moist
Earwigs Praying Mantids, (Tenodera aridifolia sinensis) ---------- ----------
Fire Ants Beneficial Nematodes, (Steinernema feltiae) 1 million BN per ant hill Mix contents with 3 1/2 gal of water. Pour 1/2 gal of the mixture down each ant hill
Flea Larvae Beneficial Nematodes, (Steinernema feltiae) Spraying Spray on lawns or soil, keep moist
Flea Beetles Beneficial Nematodes, (Steinernema feltiae) Top Dressing Mix in mulch or apply in seed furrows
Flies (manure flies) Fly Parasites, (Mixed species) 1000 per large animal Release every 2 weeks during fly season
Fruit Fly-Grey Fly Parasites, (Mixed species) 1000 per large animal Release every 2 weeks during fly season
Fungus Gnat Beneficial Nematodes, (Steinernema feltiae) Top Dressing Mix into potting soil
Grubs Beneficial Nematodes, (Steinernema feltiae) ---------- Release when pests are in larval state in soil.
Gypsy Moth Beneficial Nematodes, (Steinernema feltiae) Spraying Spray on lawns to kill migrating larvae
Japanese Beetle Grub Beneficial Nematodes, (Steinernema feltiae) Spraying Spray on lawns or Mix into mulch
June Bugs Beneficial Nematodes, (Steinernema feltiae) ---------- ----------
Leather Jackets Beneficial Nematodes, (Steinernema feltiae) Injection Inject into soil or mulch
Mealybugs .5 - 1 per sq foot, 500 - 5000 per acre Use at first appearance of mealybug and continue as needed.
Mole Cricket Beneficial Nematodes, (Steinernema feltiae) Top Dressing Apply to burrows, keep moist
Onion Maggots Beneficial Nematodes, (Steinernema feltiae) Top Dressing Apply to furrows, keep moist
Poplar Clearerwing Borers Beneficial Nematodes, (Steinernema feltiae) Injection Inject burrows
Raspberry Crown Borers Beneficial Nematodes, (Steinernema feltiae) Top Dressing Mix into soil near base
Root knot Nematodes Beneficial Nematodes, (Steinernema feltiae) ---------- ----------
Scale - hard (red, yellow) Aphytis melinus,
Green Lacewings, (Crysopa carnea)1 per 20 scales, 1 per 2 sq feet, 10,000 per acre
2 per sq foot, 10k to 50k per acre, 500 - 1000 per treeUse 3 releases at 2 week intervals,
Use 3 releases every 2 weeks
Scale - soft, (brown, black) Metaphycus helvolus 1 per 20 scales, 1 per 2 sq feet, 3000 per acre Use 4 releases at 10 day intervals
Snails Decolatte Snails Water then release in the evening Put them out in groups of 3 or 4 in areas where they are likely to find brown snails.
Sod Webworms Beneficial Nematodes, (Steinernema feltiae) Spraying Spray onto sod, keep moist
Spider Mites Predatory Mites, (Neoseiulus Californicus) 2 - 5 per plant, .5 - 1 per sq foot, 1k - 30k per acre Use as needed
Spruce Budworms Trichogramma, (Trichogramma pretiosum) 1 - 5 per sq foot, 40k to 200k per acre Try to release during egg laying periods Releasing at 1 week intervals improves effectiveness
Squash Vine Borer Larvae Beneficial Nematodes, (Steinernema feltiae) ---------- ----------
Strawberry Weevils Beneficial Nematodes, (Steinernema feltiae) Top Dressing Mix into soil and/or apply to roots
Thrips Green Lacewings, (Crysopa carnea) 7Mil per 1000 sq ft., 10k to 50k per acre, 500 - 1000 per tree Use 3 releases every 2 weeks. The BN will kill the thrips while they are pupae (under ground).
Tobacco Budworms Beneficial Nematodes, (Steinernema feltiae) Spraying or Injection Spray or Inject flowerbuds weekly
Tomato Horn Worms Trichogramma, (Trichogramma pretiosum) 1 - 5 per sq foot, 40k to 200k per acre Try to release during egg laying periods. Releasing at 1 week intervals improves effectiveness
Weevils Beneficial Nematodes, (Steinernema feltiae) 7 million per 1000 sq ft, 1 billion per 3.5 acres Release when pests are in larval state in soil. Spray into tree trunks for borers.
Whitefly Encarsia Formosa
Delphastus, (Delphastus pusillus)
Green Lacewings, (Crysopa carnea)5 parasites per plant, 2 - 4 per sq foot
.1 per sq foot, 25 per 250 - 500 sq feet
2 per sq foot, 10k to 50k per acre, 500 - 1000 per treeUse 4 releases at 2 week intervals
Use as needed
Use 3 releases every 2 weeks
White Grubs Beneficial Nematodes, (Steinernema feltiae) Spraying Spray or Mix into soil
Wireworms Beneficial Nematodes, (Steinernema feltiae) Top Dressing Apply to seed furrows or transplant roots
Wooly Aphids Beneficial Nematodes, (Steinernema feltiae) ---------- ----------
