Oak trees are focal points of many home landscapes, parks, and green spaces throughout Wisconsin. Several species are native ...

Oaks support hundreds of species of native insects, which feed, lay eggs and take shelter on and under their leaves. Scarlet oak (Quercus coccinea) grows best in full sun, reaching 50-70 feet tall ...

This proud champion of scarlet oaks (Quercus coccinea) of Frederick County lives at the fork of the pathways inside Mount Olivet Cemetery. Being the champion scarlet oak is saying something, ...

Purdue Landscape Report: Each spring the PPDL receives several samples of oak trees showing curled, twisted, stunted and/or generally ratty looking leaves.When there are holes in the leaves or leaf ...

A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) ... Red oaks have pointed leaf lobes while white oaks are rounded. USDA, George Weigel.

Red oaks have leaves with pointed tips and include black oak, northern red oak, and northern pin oak. Trees in the white oak group have rounded leaf edges and include white oak, swamp white oak ...