Plants or Crops

All Plants or Crops Content

Corn leaf with multiple tar spot lesions. The smaller lesions are about the size of a pen tip.

South Dakota Tar Spot Update: September 30, 2024

As of September 26, 2024, our researchers have confirmed the presence of tar spot in 25 counties across the eastern half of South Dakota. The severity of infection has varied anywhere from less than 1% to approximately 20% on individual corn plants.

soybean pods

Soybean

SDSU Extension is your partner to increase yields and improve efficiency.

tomato plant with yellowing leaves

Monitoring and Correcting Magnesium Deficiency in High Tunnels

This point in the growing season is a good time to monitor and correct for magnesium deficiency in high tunnel crops, especially on tomatoes. Deficiency symptoms normally appear mid-season on plants with heavy fruit loads.

A row of corn cobs in various colors and sizes

Indian Corn & Popcorn

Beautifully hued ears of dried ornamental corn appear this time of year in autumn decorations. In South Dakota, each fall the Corn Palace at Mitchell sports fresh murals from the naturally colored corn.

Crate of fresh picked vegetables with a garden in the background

Dakota Food Rx and high tunnel research support local producers

September 25, 2024

SDSU Extension has supported the growing local foods movement for more than 20 years. This year, those efforts have included a pilot produce prescription program and expanded high tunnel research.

a broccolini plant is next to a person's hand for scale

SDSU Extension to host off-season Garden Hour series

September 25, 2024

Garden Hour runs weekly during the growing season, typically from May through August. The off-season episodes are scheduled from 7 to 8 p.m. Central time on Oct. 8 and Dec. 3, 2024, and Feb. 11 and April 1, 2025.

Three yellow corn ears with a solid black background.

Another Revisitation of Using 2,4-D and Dicamba for Corn Weed Management: Application timing and rates matter

While doing some final weed control ratings this season, ears were pulled from plants in plots treated with 2,4-D, dicamba, and a standard Group 27 herbicide program pre-and-postemergence. Learn what impacts these herbicides had on the ear's size and appearance.

Monarch Butterflies

SDSU Extension Master Gardener Club Guidebook

Guidebook for SDSU Extension Master Gardener Clubs

Hand collecting seeds from a flower head.

Saving Seed: Will the seed produce plants similar to the plant it was collected from?

It can be very rewarding to harvest and save seed of ornamental and vegetable plants. But why is it that sometimes when we plant the seed we saved, the results do not seem to be very like the plant we collected the seed from?

A muture red currant shrub in a landscape with bright-red berries throughout.

Currants: How to Grow It

Currants are small shrubs that can provide fruit even in partially or lightly shaded locations. Learn some expert tips for planting, growing, and harvesting them in this resource!