Oconee River Land Trust - Wool sower galls are specific to white oak trees, and according to North Carolina's Cooperative Extension, "...the wool sower gall is caused by secretions of grubs of
Fuzz balls on my live oak tree are unsightly but not harmful. by Mary Reid Barrow - Lynnhaven River NOW
Huber: Fuzzy galls on oak leaves no cause for alarm
Leaf and Twig Galls Oh My! - Kramer Tree Specialists
What causes fuzzy tan growths on oak leaves? | Home/Garden | nola.com
Growths on Oak Leaves and Twigs :: Melinda Myers
Plant Galls Caused by Insects and Mites | Oklahoma State University
The Furry Galls on Fallen Leaves – Cowling Arboretum – Carleton College
Master Gardener: Galls | SteamboatToday.com
Woolly Oak Leaf Gall | Naturally Curious with Mary Holland
Galls - Backbone Valley Nursery
Orange galls may be funny looking but won't hurt your oak tree
MucknMire: Fuzzy growth on underside of oak leaves
Wool Sower Gall | A to Blog
Galls on trees
What's that on an oak leaf? Animal? Plant? Fungus? Nah, gall insect – Galls wasps, Cynipidae — Bug of the Week
That's Some Gall! - A Mountain Hearth
What's wrong with my plant? : Garden : University of Minnesota Extension
Nature Now! Such Gall! | Programs and Events Calendar
A Good Year for Oak Galls - Hyannis Country Garden
Woolly oak galls, Callirhytis lanata
An investigation into those odd, fuzzy puffballs collecting beneath oak trees | MinnPost
Parasitic Wasps and Fuzzy Orange Galls on Oak Leaves, 2013-2020 – Naturalis Historia
