Skip to main content

Search

Red-brown colored weevil with bent antennae originating on the elongated mouthparts.

Red Sunflower Seed Weevils in South Dakota

Fact sheet on red sunflower seed weevils in South Dakota

wheat field

Spring Wheat Variety Trial Results

The 2025 spring wheat variety trials were planted throughout various locations in South Dakota.

tall trees in the Black Hills

Tree Issue Treatments

Commonly available in pesticides for Conifer and Broadleaf disease, disorder, insect and mite treatment options.

man holding a small pile of soil in his hands

Recommended Soil Sampling Methods and Instructions

Proper collection of soil samples is extremely important as the accuracy of the soil test depends on the quality of the soil sample provided to the lab.

Cream colored larva that has an accordion shape and a brown head in the stem of a sunflower.

Dectes Stem Borer in South Dakota Sunflowers

Factsheet covering Dectes stem borer in sunflowers.

Tulips blooming near the entrance to McCrory Gardens.

McCrory Gardens Trial Report

Learn about annual and perennial flowers that are well-suited for South Dakota gardens based on eastern South Dakota research trials.

oats

2017-2018 Multi-State Organic Oat Variety Trial Results

The tight production margins currently present in agriculture have increased interest in growing organic oats.

grass leaves with yellow and brown streaking on the tops and edges

Grass Diseases of South Dakota Identification Guide

Common grass disease identification guide.

A close up of a raspberry plant with several berries growing on the plant

Growing Raspberries in South Dakota

Fact sheet describing how to grow raspberries in the home garden: selection, planting, and care.

Aerial photo of a field revealing crop productivity within a specified management zone.

Creating Management Zones Using Electrical Conductivity

The first step to practicing zone management is to identify the variations that control yield. There are various methods for characterizing soil variations within a field, and among them, electrical conductivity measurement is one of the most-reliable.