April 23, 2021

Become an EMTree: Session Recordings Now Available

Insects and diseases can wreak havoc on your landscape plants, gardens and in your woodlands. The damage can be unsightly and can become costly if not properly addressed. The first and second virtual workshops were a success, please join us for the final one on April 27.

If you missed the first two virtual workshops, watch the recordings at:

The Art and Science of Plant Problem Diagnosis

Plants get sick too! Learn how to sharpen observation skills and learn what clues to collect to determine a list of suspects.

Principles of Pruning, The Suppression Cut

This installment of Principles of Pruning focuses on a suppression cut. Iowa State horticulture specialist Jeff Iles is back and demonstrating a suppression cut on an ornamental Pekin Lilac.

Visit Master Gardener Plant Sales this Spring

From DeWitt to Council Bluffs, ISU Extension and Outreach Master Gardener volunteers are hosting plant sales across the state this spring.

Master Gardener plant sales are an opportunity for community members to purchase perennial plants, annual plants and houseplants. From backyard vegetable gardeners to people passionate about pollinators, there will be a plant for you.

Be Aware of the Carpenterworm

A hole in a tree where a carpenterworm has exited. 

Answers to Rhubarb Questions

Rhubarb has long been a popular crop to grow in the home garden. See this week’s Yard and Garden column for answers to frequently asked questions about rhubarb.

Emerald Ash Borer Discovered in 3 More Iowa Counties

Emerald ash borer has been confirmed in Fremont, Lyon, and Wright counties for the first time. This invasive insect has now been found in 80 of Iowa’s 99 counties.