Skip to main content

Vegetable

All Vegetable Content

A brownish tan grasshopper with black chevron marking on its hind legs sitting on a ripening tomato.

Protecting Tomatoes From Grasshoppers in the Garden

During dry summers, it's no surprise when grasshoppers start causing issues in gardens. Learn about some common grasshoppers that feed on tomato plants along with some ways to manage populations.

A creamy white larva next to a hole where it had previously been feeding.

Biology and Management of Squash Vine Borer in the Garden

Squash vine borer larvae are serious pests of pumpkins, zucchini and other winter squashes. Learn how to identify and manage infestations before they impact plant health and productivity this fall.

Small red and black larvae feeding on the green leaves of a potato plant.

What Is Eating the Leaves on My Potato Plants?

Colorado potato beetles are currently active in South Dakota. These beetles are a major pest of potatoes and other members of the nightshade family, including tomatoes, peppers and eggplants.

Gray tear drop shaped bugs feeding on a yellow squash.

Squash Bugs Are Active in South Dakota

Squash bugs are an insect pest that everyone dreads finding in their garden. If left unmanaged, injury caused by their extensive feeding can kill infested squash and cucurbit plants.

Numerous small holes on a green tomato leaf.

What’s Causing the Tiny Holes on My Tomato Leaves?

Flea beetles are once again causing issues for gardeners across South Dakota. These herbivorous beetles can be a pest of many different garden plants, including tomatoes, peppers, beans, squash and lettuce.

Moth with green metallic wings and an orange body resting on a green leaf.

Squash Vine Borer Activity Estimates: June 10, 2022

Although gardening is well underway in South Dakota, squash vine borers should not be an issue for at least another week. See our latest activity estimates based on conditions around the state.

Moth with green metallic wings and an orange body resting on a green leaf.

Squash Vine Borer Activity Estimates: April 29, 2022

Squash vine borers can be a serious garden pest. If left unmanaged, their activity can cause a rapid decline in the health and productivity of zucchini, squash, pumpkins and other winter squash.

Left: Physiological leaf rolling. Right: C-shaped tomato leaves due to herbicide exposure.

Why Are My Tomato Leaves Curled Up?

Rolled up leaves on tomatoes are a common occurrence in South Dakota. From physiological responses to the environment to damaging herbicide exposure, learn about some of the common causes behind rolled tomato leaves.

Orange and yellow zinnia flowers.

Beneficial Flowers for Organic Vegetable Production Systems

Learn about a wide variety of flowers that can be planted in guard rows among vegetables to attract beneficial insects and reduce pest pressure in organic vegetable gardens.

Kristine Lang and Rhoda Burrows look at some plants with two men inside a high tunnel

The South Dakota State University Southeast Research Farm to host Field Day on July 11

June 30, 2023

The South Dakota State University Southeast Research Farm Field Day will be held on July 11 near Beresford, South Dakota.