evergreen tree
Sugar Pine: pruning, storm risk and removal
Pinus lambertiana. Also called Big pine, Gigantic pine.
Plain-English notes for homeowners, plus field notes for tree crews. General guidance only: for one specific tree, have a local insured pro look at it.
Sugar Pine at a glance
| Height | 100-200 ft |
|---|---|
| Spread | 25-40 ft |
| Growth rate | Medium |
| USDA zones | 6-8 |
| Lifespan | Typically 300-500 years, some live longer |
| Type | Evergreen |
| Native range | Mountain forests of the Pacific states, from western Oregon through California's Sierra Nevada and coast ranges into northern Baja California, mostly in mixed conifer forest |
| Roots | A strong taproot early on, then deep, spreading roots on good soil. On shallow or wet soil the tree can still blow over. Roots are easy to hurt by cutting or compacting soil under the canopy. |
| Wood | Soft, light, straight-grained wood with a sweet resin, easy to work. It is valued for millwork and patterns. As firewood it is only fair and pitchy. |
| Storm risk | mediumIt is one of the tallest pines in the world, so the sheer size and weight of a failing limb or top is large. Trees weakened by root disease, rust cankers or beetles can drop heavy limbs or fall in wind and snow. |
Typical ranges, not guarantees. Soil, water, space and care change how a tree grows. Storm risk is our general rating for the species, not an inspection.
For homeowners
Caring for a sugar pine
Best time to prune
Late fall to winter. In many areas pruning is advised in cool, dry months to avoid beetle activity and some rust spread. Remove dead and broken limbs and lift low branches on young trees.
Avoid pruning
Avoid pruning in warm months when bark beetles are flying. Do not top the tree. Do not cut into old wood near the trunk without checking guidance, because big wounds heal slowly.
More on timing: when to prune trees.
- Give it room. This tree is far too big for a small lot and can drop heavy cones and limbs.
- Do not park, trench or add fill under the branches. Roots are shallow near the surface and easy to injure.
- Water large trees deeply in long dry spells, especially if the tree has less rain than it is used to.
- Look for orange swollen cankers on branches, dead flagging tops and pitch tubes, and ask an arborist to check any you find.
Safety first
Do not climb a tree or use a chainsaw on storm-loaded or broken wood. If a tree or limb is touching power lines, stay away and call the utility. If someone is in danger, call 911. For anything big, hire a local insured pro: read how to hire a tree service and is my tree dangerous?
Lirevon does not do tree work. Find local pros on Google Maps and read their reviews, then get two or three written quotes.
For tree crews
Field notes: working on sugar pine
- 1Cones and long, heavy limbs fall from a great height. Set a wide drop zone and watch the crown during setup.
- 2Check for white pine blister rust cankers on limbs and trunk. Swollen orange bark and dead tops are warning signs.
- 3Inspect the trunk base for root rot and conks before committing to a climb.
- 4Plan for a lot of heavy wood and big pieces. Count the truck and chipper capacity before quoting.
Removal notes
Mature sugar pines are huge, with very long, heavy limbs and cones that can be a foot or more long and heavy enough to hurt someone. Most large jobs call for a crane or a bucket truck and a lot of rigging. Check for rust cankers, rot and beetle damage before climbing. Resin is heavy, so expect messy tools.
Wood
Soft, light, straight-grained wood with a sweet resin, easy to work. It is valued for millwork and patterns. As firewood it is only fair and pitchy.
Pricing this job? Try the tree job estimator. Follow your own safety plan and crew training on every job.
Common problems for sugar pine
Pests and diseases to watch for. Each link explains signs and what to do.
Trees often mistaken for it
Check the leaves, bark and shape before you decide how to prune or treat.
Where sugar pine grows
Native range: Mountain forests of the Pacific states, from western Oregon through California's Sierra Nevada and coast ranges into northern Baja California, mostly in mixed conifer forest
Common in these US regions. Tap one to see other trees there.
Free tools for this tree
They run in your browser and nothing is sent anywhere. Results are estimates.
Sugar Pine: common questions
How tall does a sugar pine get?
In its native forest it commonly reaches 100 to 200 feet, and some old trees are taller. Trees in yards are usually smaller but still very large.
Why is it called sugar pine?
The name comes from a sweet, sugary resin that can ooze from wounds. It is not the same as sap from a maple tree.
How can I tell a sugar pine from other pines?
Look at the cones and needles. Sugar pine has the longest cones of any pine, often a foot or more, hanging from the tips of branches. Needles come in bundles of five, like eastern white pine.
What is white pine blister rust?
It is a fungus disease that makes orange, swollen cankers on branches and trunk and can kill the top or the whole tree. It has hurt sugar pines in many places. Your local extension service can tell you what to look for.
Can I grow a sugar pine in a regular yard?
Only if the lot is large. The tree needs lots of space, and falling cones and branches can damage cars and roofs. Smaller pines are usually a better fit.
When does a sugar pine need removal?
When it is dead, severely infected, leaning with lifted roots, or too close to a building. A certified arborist can inspect it and give written advice. Get two or three written quotes.
More trees in the same regions
Own a tree service?
Every sugar pine job starts with a call you answer
Missed-call text-back, lead follow-up, online booking and review requests, set up for tree companies. See what we set up and pricing.