How To Treat Fire Blight On Large Pear Tree

Question From: Oakland, California, United States
Q: I have fire blight on my pear trees that are 40' tall. Do I spray them? What kind of sprayer will reach 40'. What pesticide should I use and what protection should I use.

A: Bryan, I recommend you contact your county extension horticulture officer for advice. I cannot advise on this kind of pest control. Best Nancy.