Frontier Tree Service: (360) 574-4125 | Emergency Line: (360) 601-5766 (360) 574-8979 [email protected]

Your Tree and Root Fertilization Experts

Tree and Root Fertilization Services

There is a science to effective Tree and Root Fertilization. Frontier’s experienced team knows how to determine the correct amounts of fertilizer to use, and when to apply them.

We understand that mature trees need different doses of nutrients than younger ones, which vary at different times of the yearly growing cycle.

Customized Solutions

Frontier or a recommended referral can provide you with a customized Tree and Root Fertilization program to ensure proper, worry-free care through every season. Leave your trees in our hands and watch them thrive for many years to come.

For a free quote on Tree & Root Fertilization, or any of our other comprehensive Tree Care Services, visit or call (360) 574-8979 or (toll-free) 1-888-544-5006. Our emergency line is 360-601-5766.


Frontier Tree Service has been serving Metro Vancouver-Portland and Clark County since 1980 (originally as Sunshine Tree Service, which became Frontier Landscaping’s tree service division in 2010). Frontier Tree Service is fully licensed, bonded and insured to handle all of your tree service needs.