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.
Trees
All Trees Content
Fall Fire Safety
The moisture and cooler temperatures of fall make it easy to become lax about fire danger, however, conditions can still lead to easy ignition and rapid growth of wildfires.
Trees & Shrubs
The United States is the world’s leading producer and consumer of forest products and accounts for about one-fourth of the world’s production and consumption.
Grasshoppers in Gardens
Due to large populations and dry conditions, grasshoppers are moving into gardens and feeding on whatever they can find. In a normal year, grasshoppers can be a nuisance in a garden, but during an outbreak year, they can present a real threat to gardens, shrubs and small trees.
SDSU to Host Home and Market Garden Field Day
August 24, 2021
The Home and Market Garden Field Day will be held from to 5 to 7 p.m. CDT at the center, located at 1600 Medary Ave. in Brookings.
Poisonous Plants on Rangelands: Woody Species
Several woody plant species that are poisonous to livestock are found throughout South Dakota rangelands, including ponderosa pine, chokecherry, greasewood and broom snakeweed.
Cedar Trees and Rangeland Loss
The issue of cedar tree invasion into South Dakota’s rangelands tends to be a regional conversation. There is generally broad agreement among most resource professionals that these trees are in fact changing our landscape in a negative way.
Plant Hardiness Zones
Spring is the season for planting new garden and yard landscapes. When selecting perennial varieties that will survive winters in South Dakota, use the U.S. Department of Agriculture Plant Hardiness Zones to identify the best candidates for your landscape.
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.
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.