Every spring we get calls from homeowners in Eagle Lake and Gouldsboro who cut back their trees at the wrong time — and are now looking at a stressed, struggling plant heading into summer. Timing isn’t everything, but with tree pruning it’s close.
Why Timing Affects Tree Health
Trees go through distinct biological cycles. During late winter and very early spring, most deciduous trees are still dormant — sap flow is low, wounds close faster, and insects aren’t active yet. That’s your window.
Once a tree starts leafing out, it’s pouring energy into new growth. Heavy pruning during that phase forces the tree to start over, wasting stored reserves it spent months building.
The general rule for northeastern Pennsylvania:
- Late February through mid-April — ideal for most hardwoods (oak, maple, ash)
- After leaves fully open — avoid major pruning unless removing deadwood or a hazard
- Late fall (after leaf drop) — also acceptable for many species
Common Mistakes We See in Covington Township
- Topping trees — Cutting the main leader to “reduce size” creates weak regrowth and long-term structural problems. It’s almost never the right call.
- Flush cuts — Cutting too close to the trunk removes the branch collar, which is where healing tissue forms. Leave a small stub-free cut at the collar.
- Wrong season pruning on oaks — Oak wilt is present in our region. Oaks should be pruned only when dormant (October through March) to avoid attracting the beetles that spread the fungus.
What We Prune and When
At ABCO, our spring pruning schedule focuses on:
- Removing dead, diseased, or damaged branches first
- Opening canopies for better light penetration and air circulation
- Shaping younger trees to establish good structure early
- Clearing branches over structures, walkways, or vehicles
We use sharp, sanitized tools on every job. Cross-contamination between diseased trees is a real risk that DIY crews often overlook.
When to Call a Pro
Some jobs are straightforward — a young tree with a crossing branch, a shrub that needs shaping. Others are not. If a branch is over a roof, over 4 inches in diameter, or more than 12 feet up, call someone who carries the right equipment and insurance.
ABCO Landscaping serves Eagle Lake, Gouldsboro, and Covington Township PA. If you’re looking at your property right now and wondering what to tackle this spring, give us a call — estimates are always free.