Parasitic Wasps and Fuzzy Orange Galls on Oak Leaves, 2013-2020 – Naturalis Historia
Small fuzzy balls on oak tree leaves : r/whatsthisplant
Huber: Fuzzy galls on oak leaves no cause for alarm
The Furry Galls on Fallen Leaves – Cowling Arboretum – Carleton College
Nature's Precious Little Gifts | Central Texas Gardener
MucknMire: Fuzzy growth on underside of oak leaves
Growths on Oak Leaves and Twigs :: Melinda Myers
Plant Galls Caused by Insects and Mites | Oklahoma State University
Nature of the Lake: Wool Sower Gall | Nature of the Lake | lakemagazine.life
Nature Now! Such Gall! | Programs and Events Calendar
MucknMire: Fuzzy growth on underside of oak leaves
Parasitic Wasps and Fuzzy Orange Galls on Oak Leaves, 2013-2020 – Naturalis Historia
Strange fuzzy ball in my white oak? : r/homestead
Dr. Dirt: Fuzzy growths won't harm oak trees
Woolly oak galls, Callirhytis lanata
What's wrong with my plant? : Garden : University of Minnesota Extension
A Good Year for Oak Galls - Hyannis Country Garden
Oak Galls and Mistletoe: Nature's Decorations - The Real Dirt Blog - ANR Blogs
Galls on trees
Key to Diseases of Oaks in the Landscape | UGA Cooperative Extension
Leaf and Twig Galls Oh My! - Kramer Tree Specialists
I don't know what's on my Chestnut white oak.
Woolly oak galls, Callirhytis lanata
Fuzzy Orange Balls on Oak Leaves: What are they and should I be worried? - YouTube
Orange galls may be funny looking but won't hurt your oak tree
