Recently I had a hedge trimming job where the next day the customer pointed out to me that where I had trimmed the day before there were dead spots on her boxwoods. Fortunately, they weren't angry as it was a relatively small area. I thought it might of been a small gas leak but didn't see anything obvious showing that. I took the time to thoroughly clean my hedge trimmer (Echo HC-152) by wiping it with 70% isopropyl alcohol before using it again, but it did the same thing anyway, leaving...
Diagnosing Dead Spots From Hedge Trimming
Diagnosing Dead Spots From Hedge Trimming