Leaf and Twig Galls Oh My! - Kramer Tree Specialists
Master Gardener: Galls | SteamboatToday.com
That's Some Gall! - A Mountain Hearth
A Good Year for Oak Galls - Hyannis Country Garden
Woolly Oak Leaf Gall | Naturally Curious with Mary Holland
I don't know what's on my Chestnut white oak.
What's that on an oak leaf? Animal? Plant? Fungus? Nah, gall insect – Galls wasps, Cynipidae — Bug of the Week
What's wrong with my plant? : Garden : University of Minnesota Extension
Oak Galls and Mistletoe: Nature's Decorations - The Real Dirt Blog - ANR Blogs
Orange galls may be funny looking but won't hurt your oak tree
Huber: Fuzzy galls on oak leaves no cause for alarm
Parasitic Wasps and Fuzzy Orange Galls on Oak Leaves, 2013-2020 – Naturalis Historia
Nature's Precious Little Gifts | Central Texas Gardener
MucknMire: Fuzzy growth on underside of oak leaves
Dr. Dirt: Fuzzy growths won't harm oak trees
Plant Galls Caused by Insects and Mites | Oklahoma State University
Nature of the Lake: Wool Sower Gall | Nature of the Lake | lakemagazine.life
Woolly Oak Gall - Callirhytis lanata - by Christine Young - JungleDragon
The Trouble with Tribbles | BYGL
The Furry Galls on Fallen Leaves – Cowling Arboretum – Carleton College
My Leaves Have These Weird Bumps and Lumps on Them! — Arborsmith, Ltd.® crafstman in the care of trees
