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South-facing view of a dry, rolling field at the Oacoma station.

SDSU Extension to host 2023 South Dakota Climate Summit

July 14, 2023

South Dakota State University Extension will host a South Dakota Climate Summit on Aug. 1-2, 2023, at the Arrowwood Resort in Oacoma, South Dakota.

rows of leafy vegetables growing in a raised bed

Growing Asparagus

Publication about growing asparagus.

Former cropland replanted with a variety of grasses and broadleaf plants.

Replanting Cropland Back to Grassland

Planting cropland back to grassland takes some planning regarding previous herbicide use, soil fertility and seed bed preparation. The first step is to identify what resources are currently available to help you reach your objectives and what problems may need to be addressed.

Green and brown grasshopper with two yellow lines that originate on the head and meet on the abdomen.

Grasshoppers in Gardens

Due to large populations and dry conditions, grasshoppers are moving into gardens and feeding on whatever they can find. In a normal year, grasshoppers can be a nuisance in a garden, but during an outbreak year, they can present a real threat to gardens, shrubs and small trees.

Dectes Stem Borer in Soybean

Although Dectes stem borers are more of an issue in South Dakota sunflower, they can also infest soybean. Thier larvae may cause soybean yield losses due to their feeding activity in the pith of the stem and also due to late-season lodging.

Four green caterpillars feeding on kale.

Imported Cabbage Worms Are Chewing up My Garden!

One of the worst things to observe in your garden are caterpillars heavily defoliating your plants. But unfortunately, that’s exactly what the imported cabbageworms (cabbage white) caterpillars do.

Left: Soil from long-term no-till field, exhibiting good soil aggregation through clumping and smaller pieces of soil. Right: Soil from conventionally managed field that included tillage and crop residue removal. Notice the soil is lighter brown, indicating lower organic matter, and the pieces of soil are in larger chunks with no visible indication of clumping or structure.

Organic Agronomy Starting to Impact

For decades scientists have known that a handful of soil contained more micro-biological organisms than the number of humans on earth. Science is just beginning to discover these organisms and learn about their functions and contribution to their soil ecosystem.

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.

Top view of a black colored ant inside of a clear plastic container.

Watch Out For Carpenter Ants

With the continued moisture and warmer temperatures, carpenter ants have become a more common appearance in South Dakota. Similar to termites, this insect can be a structural pest, causing damage to homes and other buildings. It is important to identify and treat carpenter ants early to prevent any potential damage.

A few small, green weed plants among a background of brown dirt, tan crop residue and green soybean plants.

Excess Moisture and Heat Will Likely Increase Weed Growth and Germination

With warmer temperatures on the horizon, crop growth and development is set to rapidly increase, and so is weed growth and germination. Learn some expert tips for scouting and managing later-emerging weeds.