Our arborist advice section is the most extensive expert collection of tree, lawn and landscape care tips and educational resources that you will find anywhere.
Download our spring checklist to prepare your trees and landscape for a healthy growing season.
Don't underestimate the value of trees. Provide proper tree and landscape care each season, and you'll reap the benefits year round.
A fungus that discolors spruce needles and causes premature drop, especially in overly wet conditions.
Caterpillars feed on the leaves of oak trees and other species. Found on the Pacific coast.
Causes severe damage to forests and landscape pines, discoloring needles and eventually defoliation.