Bur oak is considered to be a slow growing tree.

During the fifth growing season, growth rate of bur oak was the lowest.

Bur oaks are extremely sensitive to small changes in their growing environment.

At the end of the branch three bright bur oak leaves were growing.

Many believe the bur oak has potential as an edible nut.

In the shop, bur oak will test cutting tools, but gives a fine surface.

Removal of alternate trees in one bur oak stand only.

On all bur oak leaves the upper surface is shiny green.

Open grown bur oak with short trunk and large crown.

The bur oak is among the most fire-tolerant tree species.

Bur Oak, as with most nut trees, are generally quite resistant to disease.

Bur oak typically grows in the open, away from forest canopy.

The chance of bur oaks going from one site to another that can support them becomes incredibly small."

At the foot of the mountains grow bur oak.

It forms hybrids with bur oak where they occur together in the wild.

The towering bur oak surrounded by fields of soybeans needs no other name.

Due to the thickness of the bark, the bur oak is fire-resistant.

If competition for light with neighbouring trees is too fierce, the bur oak's growth will be suppressed.

Bur oak fruit drop in the year of growth and will begin germination soon after falling.

Is site preparation necessary for bur oak receiving post-planting weed control?

Balsam poplar, bur oak and white birch are also present.

The host for this disease is the bur oak, Quercus macrocarpa.

The town name is derived from a group of bur oaks (scientists spell it with one r) on a ridge.

The old Barber farm is a pretty place, with bur oaks, ponds and rolling prairies.

Bur oak seeds start to germinate shortly after falling so they are best planted in the fall.