Useful Links

A string of lights glowing in a street tree at dusk
This page contains listings of resources you may find useful, grouped in the categories listed below.

To find arborists, and to get assistance with pruning, tree removal, and sidewalk repairs, please see our Arborist Referrals page.

California Urban Forestry Legislation

Free Wood Chips, Mulch, & Compost

  • Bay View Greenwaste – 1300 Carroll Ave., San Francisco, office 415-822-7686, cell 650-222-0174

Garden Tools/IrrigationPerson placing a protective screen around a small tree

Gardening Tips

General Education

Governmental Agencies

Metal Tree Protection and Grates

  • Consult the DPW Bureau of Urban Forestry before installing metalwork around your tree to find out whether a permit is required: 415-641-2676.
  • Borrmann Steel – For steel poles, 415-621-3063
  • Iron Age Designs – Tree grates
  • David O’Keefe – Metal worker, 925-837-4440

Moving Large Trees

  • Valley Crest Tree Company – Successfully moved several large trees in the Presidio during development of the Letterman Center site. 800-376-4260.

Non-Profit Organizations – Bay Area

Non-Profit Organizations – California

A bird on a tree branch

Photo by Bradley Herman.

Non-Profit Organizations – National

Pest Control

Planter Boxes

  • Boxes around trees should not bury the root crown or trunk.  A “box within a box” design is best.  See our Sidewalk & Basin Care page for examples.

Retail NurseriesYoung trees in containers

Soil & Plant Tissue Analysis

Tree Identification

Urban Wood from Urban Trees