tree care

I lost a large limb from an important red oak in a storm the night of 7/11/17. The wound covers an area of about 10 sq ft and is 20-25 feet in the air. Trees had suffered oak wilt less than a hundred yards away. Please let me know whether you think something should be done to protect this tree...

My raindrop crabapple was planted this April, and has done great all summer long (I'm in Oklahoma). This week, about 1/4 the leaves have started turning yellow/orange and are falling off. Is this normal? What can I do? Another thought, it has cooled off quite a bit in the last couple of weeks...

My raindrop crabapple was planted this April, and has done great all summer long (I'm in Oklahoma). This week, about 1/4 the leaves have started turning yellow/orange and are falling off. Is this normal? What can I do? Pictures attached. Thanks for the help!

Hi everyone, I am hoping the Aspen experts out there can give me some help with these trees. They are about 12 years old and usually do well in this spot in my yard. However, two have been failing for several months. One has almost no leaves on one section of the tree and the other tree...

Oak tree provide our home with an abundance of shade as well as make your property visually appealing. We should protect them from various kinds of diseases and make the tree healthier. Please see the full article here: http://www.prunin.com/oak-tree-maintenance-diseases-care/