Red oak has black “stain”

We live in the beaches and have a massive red oak tree. It’s about 127 inches circumference. It’s surrounded by Baltic ivy and a bit has grown up the base. When clipping that off we found two “ gashes” near…

Oak Tree looking sad

Hello, We noticed the red oak tree outside our new house is looking sad, and we’re not sure why! It’s not a mature oak, but many of the leaves appear to have brown intrusions around the edges. We’d like to…

Oak Leaf Blister

For the first time, I have found Oak Leaf Blister on this spring’s leaves of my ~25 year old Red Oak. The tree is healthy, located in central Etobicoke, in the back garden. There is a large Norway Maple adjacent…

Seeds apparently falling from a red oak

As well as the usual acorns we are finding large numbers of very tiny seeds, apparently falling from our 80′ oak in our back yard. These seeds look like bird seed. Also a larger seed, enclosed in a furry coat…

Oak tree dropping leaves and acorns

Our twenty year old red oak is dropping small branches of 6-20 leaves all day and hundreds of acorns. Is there a problem I should be dealing with? Thanks…

Red Oak with ‘gooseberries’

I have a volunteer Red oak that is now about 8+ feet tall. The tree sits on the east side of the house under the canopy of a 35 foot red oak, a 20 foot bass wood and another unknown…

Two Trees on Front Lawn?

The City of Toronto plans to plant Red Oak this fall, and I like this big fast growing tree. But I also recently discovered Tri-Color Beech, a slow growing, species tree.  I am wondering if it is good idea to…