What is a Burl? Description, Causes & What To Do

What a burl is, what it’s made out of, how it’s formed, which trees are more likely to grow burls & what you should (and shouldn’t!) do if you find a burl.

Burl - Wikipedia

Field Notes: Wood burls

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Go Figure: How Tree Burls Grow

What Are Burls And Are They Bad For Trees

The Mystery of Tree Burls

Wood burl, why and how it forms on the tree?

What is a Burl? Description, Causes & What To Do

What's the Difference Between Tree Burr Knots (Burl) and Crown Galls?

Discover The World of Australian Tree Burls with Burl Man Graham

What is Burl Wood? It's Weirder Than You Think!, Treehut

What is Burl Wood? It's Weirder Than You Think!, Treehut

Burls – Fairfax Gardening

A Definitive Guide to Identifying Tree Burls and Galls