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Content by Nick Volesky

close up of a broccoli leaf with blackrot.

Black Rot of Brassica Crops

Overview and management of Black Rot for Brassica Crops.

Extension expert and graduate students evaluating delphiniums on an outdoor table.

Transplant Timing and Protected Cultivation Strategies Enhance Delphinium Cut Flower Production

Delphinium (Delphinium spp.) is a cool-season perennial cut flower that holds strong market potential, but production on small farms for regional markets remains limited by yield and short harvest durations.

Early spring lawn with noticeable weed growth.

Organic Herbicides for Lawns

Organic herbicides are becoming more common on the market due to the perception that these products as safer towards humans, pets, and the environment. For those interested in these products, there are several factors to consider.

A home with ample defensible space throughout the property.

Protecting Your Home and Landscape Against Wildfires

Wildfires pose a significant risk in western South Dakota, particularly within the Black Hills region, where periods of minimal precipitation can lead to drought conditions that elevate fire risk.

Two pictures of green grass demonstrating their physical differences.

Preemergence Crabgrass Herbicide Decisions

The optimal application window for preemergence herbicides to manage crabgrass in turf is normally during April, and earlier in the month during warmer years.

A young master gardener setting up a “make your own seed bomb” station at a seed swap.

How to Organize a Seed Swap

A seed swap is a gathering of people who come together to share seeds, including vegetables, herbs, and flowers. Learn some tips on planning a seed swap event to help build excitement for the upcoming growing season!

Annual trials garden at McCrory Gardens

Square-Foot Garden Sample Planting Layout

Learn how to maximize produce production and space using a square-foot layout design.

Narcissus spp. bulb with green shoots emerging from bare soil.

Warm Winter Temperature Impacts on Flowering Bulbs

Warm winters underscore the importance of temperature in regulating bulb growth, as the right sequence of warm and cold periods is critical for healthy shoots and properly formed flowers.

Two broccoli plants exhibiting early black rot symptoms.

Black Rot of Brassica Crops

Black rot is an uncommon, but devastating bacterial disease in South Dakota that can develop during extended periods of hot and wet weather, leading to rapid and widespread crop loss.

Dark-green gelatinous masses on a patch of grass.

Nostoc in Lawns

Nostoc is a genus of cyanobacteria that form colonies in gelatinous masses. In South Dakota, it commonly appears in home lawns, notably in patches where grass is not growing, especially after periods of rain.