Are they an arboricultural version of crop circles? The answer is the holes are created by a bird called the yellow-bellied sapsucker. Yes, even though it sounds like a childish insult ...

Our big birch has finally given up after decades of bronze birch borer and sapsucker damage. Rows of regular horizontal holes about one-quarter-inch in diameter cover the trunk from bottom to top.

The tree looks healthy, except for these holes. Is there anything I should do to treat this problem? -- Russell Herndon Answer: Actually, it's a woodpecker relative called the sapsucker.

Q: Sapsuckers are making holes in our evergreen trees. What can we do, and does this damage the trees? — Lydia B. A: Thanks for sending the photos. I think you’re catching the trouble in time.

Sapsucker feeding leaves rows of holes in tree bark. Are these holes in my trees from pine beetles? What can I do to save trees? If I can’t save them, how long before they need to come out?

Sapsucker damage is easy to identify. They drill holes approximately and quarter-inch in diameter in vertical or horizontal rows. There are usually many holes very close together.

Answer: I think you are noticing the unique feeding pattern of a sapsucker. There are four species in North America. They drill shallow holes, about as big around as a pencil eraser, in neat grid ...

The holes are arranged in rows. What is causing this? — J.Y. It sounds like you are describing damage to your holly by a yellow-bellied sapsucker. That name almost sounds like something from an ...

However, if you have holes in a straight line, you likely have sapsucker woodpeckers. Purdue experts John Bonkowski and Tom Creswell wrote an article about sapsucker woodpecker damage in the Purdue ...

There are three sapsucker species in the Pacific Northwest that commonly damage trees by pecking into the stem to feed on tree sap. The holes they create are typically about 0.25-inch in diameter ...

They make holes in the bark of sap-flowing trees (usually young trees and those with smooth bark). The sapsuckers later visit these wells to lap up the nutritious sap along with any insects caught ...