What to spray for bugs when they eat an angel trumpet.

Angel's trumpet plants are related toBrugmansia spp.Many other members of the nightshade family share an inherited weakness.These fragrant shrubs are evergreen in the U.S. Department of Agriculture.Angel's trumpet head-turning displays take a toll on less common caterpillars, but not the least of them are hornworms.

Angel's trumpet plants are related toBrugmansia spp.Many other members of the nightshade family share an inherited weakness.These fragrant shrubs are evergreen in the U.S. Department of Agriculture.Angel's trumpet head-turning displays take a toll on less common caterpillars, but not the least of them are hornworms.

Blessed with a Latin name that means "glutton," tobacco and tomato hornworms spend their five larval stages stripping angel trumpet leaves down to their stems.According to the University of Illinois, a tobacco hornworm can eat up to 1.4 square feet of foliage between its last two molts.The consumption of angel's trumpet contains alkaloids that are potentially poisonous to people and animals.The toxins don't bother the caterpillars.

Even late-stage hornworms can escape detection thanks to their green color.They have horns that protrude from their back ends, so determine their species from the slender appendages.Tobacco hornworms have curved red horns and straight black ones.Both species announce their presence with piles of black waste on the soil.

Cutworms and armyworms are minor angel's trumpet pests.This type of pest is up to 2 inches long and the offspring of several different species.Cutworms like the leaves of young angel's trumpet plants.The armyworms leave only the veins of the foliage.The braconid wasp preys on hornworms.

The easiest way to deal with light bugs is to handpick and drown them.Introduce commercially available wasp into your garden for a predatory alternative.The braconid wasp deposit beneath hornworms is where the beneficial insects work in different ways.Encourage adult wasp to plant some of their favorite plants.Coneflowers (Echinacea spp.) are flowers.The blanketflowers are from Gaillardia spp.There are months of color in USDA zones 3 through 9.