Seasonal care for trees & shrubs: Health

April 4, 2008 at 11:49 am 1 comment


Keep a watchful eye for problems that may be developing on the plants in your landscape. Timely prevention is always more effective and economical than reacting to problems once they have developed.  Certain samples can be sent to your local Plant Disease Clinic (.pdf) for diagnosis.

For more information : Diagnosing Tree Health Problems (.pdf) and Forest and Shade Tree Health

If damages are observed and if Plant Health Care (PHC) treatments are necessary, contact a local Certified Arborist for an on-site diagnosis. Certified Arborist’s in your area can be found through the International Society of Arboriculture (ISA) search engine.

More information on each step:

Authored by Rebecca Koetter, Gary R. Johnson, and Dave Hanson: University of Minnesota
Funded in part by USDA Forest Service: Northeastern Area
Chart designed by Andrew Rose:

Download & print your own poster or magnet copy of the “Seasonal Care for Trees and Shrubs in Northern U.S. Climates”


Entry filed under: seasonal care, tree care. Tags: , , , , , , , , , , , , , , , , , .

Input needed: 5 things every woodland owner should know Seasonal care for trees & shrubs: Safety

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