Emerald Ash Borer

Emerald ash borer is a devastating insect that has killed millions of ash trees in Southeast Wisconsin. Kiewit Scientific Tree Care can help to protect your ash trees now with the latest treatments to control emerald ash borer!

Apple Scab

Apple scab disease is a fungus that causes yellow and black spots to form on the leaves of crabapple trees, service berries and apple trees. Apple scab disease can be controlled several different ways and Kiewit Scientific Tree Care can help prescribe the correct treatments!

Japanese Beetle

Japanese beetle is an insect that eats the leaves of hundreds of different trees and shrubs around Southeast Wisconsin. Kiewit Scientific Tree Care can help you to choose the correct treatment method to control this troublesome pest!

Oak Wilt and Bur Oak Blight

Oak wilt disease is a devastating fungus that kills oak trees across Southeast Wisconsin. For the red oak group, symptoms are often expressed in spring but can continue into the summer. Symptoms start from the tip and outer edges of leaves and move toward the base. Kiewit Scientific Tree Care can help to protect and preserve your oak trees. Call now for a free consultation!

Pine Diseases

There are many different diseases and insects that can infect pine and spruce trees. The experts at Kiewit Scientific Tree Care can help to diagnose and prescribe the correct treatments to help keep your pine and spruce trees healthy and vigorous!

Insect Control

There are many different types of insects that can damage your trees and shrubs. Several of the most common insects that our experts come across are magnolia scale (pictured), spider mites, gypsy moth and many more. Call Kiewit Scientific Tree Care now for a free consultation with a certified arborist who can help to diagnose and control damaging insects on your trees and shrubs.