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green tomato with a rotten spot showing blossom end rot

Problems and Solutions

Not finding the gardening or horticulture resource you need? Use the Ask Extension tool to submit your question.

a person holding a ruler into a pile of wool.

Investigating the Use of Raw and Pelleted Wool as an Alternative Mulch for Vegetable Production

This publication reviews a recent research study investigating the effects of wool as an alternative mulching option for pepper production.

Two raised beds in a garden plot.

Understanding Unit Conversions for Nitrogen, Phosphorus, and Potassium Fertilizer Application Rates in Garden Soils

This factsheet provides unit conversions between different units that soil labs recommend for fertilizer application rates to gardens for nitrogen, phosphorus, and potassium.

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.

Horticulture research plot with rows of tarp-covered crops and living mulch between them.

Research Report: Warm-Season Living Mulch Impacts on Cucumber Yield and Disease Symptoms

A 2025 trial in Brookings, South Dakota aimed to detect the influences of various warm-season cover crop living mulches on pest pressure in tomatoes and cucumbers and the interactions between both grafted and nongrafted tomatoes and cucumbers and the living mulch.

Annual trials garden at McCrory Gardens
Aug 18

Garden Hour

Make the most of your garden and landscaping with weekly insights and ideas from our team of experts.

Annual trials garden at McCrory Gardens
Aug 11

Garden Hour

Make the most of your garden and landscaping with weekly insights and ideas from our team of experts.

Annual trials garden at McCrory Gardens
Aug 04

Garden Hour

Make the most of your garden and landscaping with weekly insights and ideas from our team of experts.

Annual trials garden at McCrory Gardens
Jul 28

Garden Hour

Make the most of your garden and landscaping with weekly insights and ideas from our team of experts.

Ants on a sidewalk next to some green grass.

Ants Preparing for Another Busy Year

A wet growing season last year combined with a mild winter has boosted ant activity across the state, and we have already received numerous questions from both curious and concerned residents in South Dakota.