White Oak Tree Marcescence In Northern Illinois - 2019
Here's a third in a series of posts in the garden diary that is showing off this year's foliar marcescence in our backyard for this Fall/Winter 2019. First was a couple of photos of our Frans Fontaine Fastigiate Columnar Hornbeams (European, too. But, that's far too many descriptors for one tree, right?). Then just yesterday, I posted a photo of a Chanticleer Flowering Pear (Cleveland Pear) tree that was also retaining all of the leaves after most of the trees have dropped. Today is a photo showing the two large Oak trees in our yard. One on the southside ( that lost a limb earlier this Fall ) and one on the north in the foreground of the photo. Oaks are well-known for retaining their leaves all Winter long and dropping them come Spring when the buds push off the dead leaves and they drop to the ground. Northern Woodlands Magazine has a piece that talks about a couple of potential evolutionary reasons why these Oaks are keeping their leaves. From that Norther