These insects are the "garden good guys"
Ladybugs are great against aphids, scale, spider mite and mealybugs
Soldier beetles feed on aphids, caterpillars and grasshopper eggs
All spiders are predatory, which makes them excellent biological control agents.
Female wasps lay eggs in aphids, which kills them
A single dragonflies can eat up to 300 mosquitos a day . . .
Snakeflies are predatory insects native to Western North America. They are related to lacewings, antlions, and dobsonflies. Both adults and larvæ prey on orchard pests.
Adults and nymphs feed on insect eggs, thrips, mites, aphids, whiteflies, and small caterpillars