Excessive sucker growth at a tree’s base or along the main stem usually indicates a problem, especially if it occurs on a tree that has not previously put out suckers.

As I mentioned back in June, the quickest way for me to estimate tree trunk girth without a measuring tape is to visualize a whole pizza that’s the same size as the trunk diameter— personal ...

Planting trees too deeply in the ground is the most serious and common cause of problems, but there are others. When trees are "over-pruned," "gutted," "lifted" or pruned with flush cuts, they are ...

The suburban region has 26% canopy coverage, according to a 2020 tree census conducted by the arboretum. That's clearly missing the mark, but the real problem is inconsistent tree coverage.

The tree will have no problems surviving the winter, with or without fertilizers, if the soil is moist and drains water. That’s not the issue. They used up buds saved for next spring. That’s ...