beneficial insects for fruit and vegetable growers

2
aphids beetle larvae caterpillars earthworms earwigs eggs of pest insects flies grasshoppers leafhoppers lygus bugs mealybugs mites psyllid sawflies slugs snails soft scale thrips whiteflies Green Lacewings (family Chrysopidae) BENEFICIALINSECT BENEFICIAL INSECTS FOR FRUIT ANDVEGETABLEGROWERS PREYORHOSTSOF NOTE/ COMMENTS X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X Brown Lacewings (family Hemerobiidae) Visits Flowers Ladybird Beetles (Ladybugs) Yellowjackets, Vespula, Dolichovespula Paper Wasps, Polistes Syrphid Flies (Flower/Hover Flies) Long-legged Flies, Condylostylus Ground Beetles, Harpalus, Poecilus Plant Bugs, Plagiognathus Assassin Bugs, Zelus Damsel Bugs, Nabis Spined Soldier Bug, Podisus Braconid Wasps Tachinid Flies Soldier Beetles, Chauliognathus Scoliid and Thynnid Wasps Jumping, Wolf, Orbweaver Spiders Potter and Mason Wasps European corn borer, armyworms, hornworms, corn rootworm Cucumber beetles, flea beetles White grubs (scarab beetle larvae) Cabbage looper, hornworms, fall armyworm Pear psylla, fall webworm Most nest in cavities aboveground and hunt a variety of caterpillars European corn borer, fall armyworm, beet armyworm, cabbage looper, corn earworm, Colorado potato beetle, Mexican bean beetle Colorado potato beetle larvae Eggs laid in soil, both adults and larvae are nocturnal predators Eggs laid in new growth of shrubs, nymphs and adults predatory Both adults and nymphs are predatory Eggs laid on long stalks attached to plants Enhancing habitat that adjoins fields with native flowering plants will attract beneficial insects that provide two critical ecosystemservices: pest insect population control and pollination. The following chart and photos provide information on common beneficial insects and their predator/prey relationships. Eggs laid singly on buds, leaves, or sheltered location Both adults and larvae are predators on soft-bodied insects Subfamily Syrphinae only; adults consume flower nectar and pollen Larvae search for prey in leaf litter, on plants, and in the soil Parasitic, females lay eggs on or in host M ites, thrips Page 1 Prepared for Marion County SWCD by Heather Holm. This material is based upon work supported by the U.S. Department of Agriculture, under agreement number NR2052KYXXXXC013 and through funding provided to NACD by the USDA NRCS. USDA is an equal opportunity provider, employer and lender. X

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Page 1: BENEFICIAL INSECTS FOR FRUIT AND VEGETABLE GROWERS

aphid

sbeetle larvae

caterpilla

rsearth

worms

earwigs

eggs of pe

st ins

ects

flies

grasshoppers

leafhoppers

lygus bu

gsmealyb

ugs

mites

psyllid

sawflies

slugs

snails

soft scale

thrips

whiteflie

s

Green Lacewings (family Chrysopidae)

BENEFICIAL INSECT

BENEFICIAL INSECTS FOR FRUIT AND VEGETABLE GROWERS

PREY OR HOSTS OF NOTE / COMMENTS

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Brown Lacewings (family Hemerobiidae)

Visits Flowers

Ladybird Beetles (Ladybugs)

Yellowjackets, Vespula, Dolichovespula

Paper Wasps, Polistes

Syrphid Flies (Flower/Hover Flies)

Long-legged Flies, Condylostylus

Ground Beetles, Harpalus, Poecilus

Plant Bugs, Plagiognathus

Assassin Bugs, Zelus

Damsel Bugs, Nabis

Spined Soldier Bug, Podisus

Braconid Wasps

Tachinid Flies

Soldier Beetles, Chauliognathus

Scoliid and Thynnid Wasps

Jumping, Wolf, Orbweaver Spiders

Potter and Mason Wasps

European corn borer, armyworms, hornworms, corn rootworm

Cucumber beetles, flea beetles

White grubs (scarab beetle larvae)

Cabbage looper, hornworms, fall armyworm

Pear psylla, fall webworm

Most nest in cavities aboveground and hunt a variety of caterpillars

European corn borer, fall armyworm, beet armyworm, cabbage looper, corn earworm, Colorado potato beetle, Mexican bean beetle

Colorado potato beetle larvae

Eggs laid in soil, both adults and larvae are nocturnal predators

Eggs laid in new growth of shrubs, nymphs and adults predatory

Both adults and nymphs are predatory

Eggs laid on long stalks attached to plants

Enhancing habitat that adjoins fields with native flowering plants will attract beneficial insects that provide two critical ecosystem services: pest insect population control and pollination. The following chart and photos provide information on common beneficial insects and their predator/prey relationships.

Eggs laid singly on buds, leaves, or sheltered location

Both adults and larvae are predators on soft-bodied insects

Subfamily Syrphinae only; adults consume flower nectar and pollen

Larvae search for prey in leaf litter, on plants, and in the soil

Parasitic, females lay eggs on or in host

Mites, thrips

Page 1Prepared for Marion County SWCD by Heather Holm. This material is based upon work supported by the U.S. Department of Agriculture, under agreement number NR2052KYXXXXC013 and through funding provided to NACD by the USDA NRCS. USDA is an equal opportunity provider, employer and lender.

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Page 2: BENEFICIAL INSECTS FOR FRUIT AND VEGETABLE GROWERS

Green LacewingsFamily Chrysopidae

Brown LacewingsFamily Hemerobiidae Ladybird Beetles (Ladybugs)

YellowjacketsVespula, Dolichovespula Paper Wasps, Polistes

Syrphid Flies (Flower Flies) Long-legged Flies Condylostylus

Ground BeetlesHarpalus, Poecilus Plant Bugs, Plagiognathus Assassin Bugs, Zelus Damsel Bugs, Nabis Spined Soldier Bug, Podisus

Braconid Wasps

Tachinid Flies

Soldier BeetlesChauliognathus

Thynnid and Scoliid Wasps Jumping, Wolf, andOrbweaver Spiders

Potter and Mason WaspsSubfamily Eumeninae

Larva

Larva

Parasitized ‘Mummy’ Aphids

Adult

Poecilus

Adult

Egg

Larva

Adult

Adult

Adult Thynnid Wasp

Eggs

Adult

Jumping Spider

Scoliid Wasp Wolf Spider

Adult

Harpalus

Adult

Larva

Adult Adult

Larva Larva Adult

Adult

Adult

Adult

AdultPage 2

BENEFICIAL INSECTS FOR FRUIT AND VEGETABLE GROWERS

Prepared by Heather Holm www.PollinatorsNativePlants.com