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John Ball

Professor, SDSU Extension Forestry Specialist & South Dakota Department of Agriculture Forest Health Specialist

605-688-4737

Berg Agricultural Hall 314
Agronomy, Horticulture & Plant Science-Box 2207A
University Station
Brookings, SD 57007

John supports the citizens of South Dakota in his role as a Professor, SDSU Extension Forestry Specialist & South Dakota Department of Agriculture Forest Health Specialist at the South Dakota State University campus in Brookings.

Also by John Ball

Two dandelions side by side. The left has a bee foraging on it. The right has a hover fly foraging on it..

Should I Get Rid Of My Dandelions?

While there is much appeal to having a lawn that is free of other plants, there can be benefits to having some early-season diversity. Some weeds that are sprayed out of lawns, including dandelions, can serve as early-season food sources for pollinators.

a grub on a tree branch that has the bark pealed off

Sioux Falls to Host Emerald Ash Borer Tree Injection Workshop

April 21, 2021

As the season for emerald ash borer treatments nears in South Dakota, state forestry experts want applicators in the Sioux Falls area to be prepared.

tall trees in the Black Hills

Tree Pest Alert

From seasonal issues and timely recommendations to disease diagnosis and expert advice, the Tree Pest Alert is a trusted resource for selecting, planting and caring for trees and shrubs all year round.