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Aster Leafhoppers Detected in South Dakota Wheat

Aster leafhoppers are present in wheat again this spring. For the last few years, aster leafhoppers have been a common occurrence in South Dakota wheat.

Green alfalfa weevil larvae with a white stripe running down its body.

Alfalfa Weevil Activity Prediction Update: June 5, 2024

Although the degree day estimates suggest that alfalfa weevils are no longer active in the fields and should be pupating, scouting has indicated otherwise.

Seecorn maggot larva feeding on a seed in a field.

Seedcorn Maggot Degree Day Activity Estimates: June 5, 2024

Peak emergence of the second generation of seedcorn maggots is occurring in a few areas of the state. The rest of the state is between the second and third generation emergences.

Purple-brown caterpillar with orange head on a green corn leaf.

Common Stalk Borer Activity Estimate: June 5, 2024

In southern South Dakota, enough degree days have accumulated for common stalk borer caterpillars to begin moving from alternative hosts into corn. Fields should be monitored for leaves with signs of defoliation.

Small-flowered columbine in bloom in a wooded area.

Native Plants to Know: Small-Flowered Columbine (Aquilegia brevistyla)

Aquilegia brevistyla, or small-flowered columbine, is a native, perennial, herbaceous plant in the Ranunculaceae (buttercup family) that grows in cool, shaded, canyons in the Black Hills of South Dakota.

Multiple red flowers bloom in an open meadow. Green foliage rises from the base of flowers. Spruce trees are seen in the background.

Native Plants to Know: Prairie Smoke (Geum triflorum)

Geum triflorum or Prairie Smoke (Rosaceae) is a flowering, herbaceous (non-woody stem) perennial, native to North American prairies known for its distinctive nodding and wispy flowers that resemble plumes of smoke

A green lawn with many small white flowers present throughout.

Buzzworthy Backyards: How Bee Lawns Are Reinventing Green Spaces

Bee lawns integrate a variety of low-growing perennials and fine fescues that not only require minimal maintenance, but also actively support local wildlife, particularly bees

Yellow and black beetle on green soybean leaf.

Bean Leaf Beetles Are Active in South Dakota

It’s important to remember early season scouting for bean leaf beetle defoliation. At this time, overwintering bean leaf beetles reach the adult life stage, and they emerge in with an appetite.

Alfalfa Weevil Activity Prediction Update: June 19, 2024

Across South Dakota, degree day estimates indicate that alfalfa weevil activity should be completed. However, our field observations this week suggest otherwise.

White, oblong flowers on tall stems and green grass surrounded by brown prairie soil

Native Plants to Know: Thimbleweed (Anemone cylindrica)

Anemone cylindrica (Ranunculaceae), also known as thimbleweed or candle anemone, is a perennial, herbaceous plant native to prairies and woodlands of central and northern North America.