Technical Information Sheets

Thanks to your generous donations through The Britton Fund, Technical Information Sheets are a FREE resource offering concise, research-based knowledge on tree care and urban forestry. Designed to simplify complex topics, these sheets provide clear guidelines, best practices, and current industry standards.

They serve as valuable tools for staying informed on the latest developments in arboriculture and promoting healthy trees and sustainable landscapes. Covering topics like pruning, tree health, and pest management, these sheets empower professionals and the public with practical, reliable information. Technical Information Sheets are particularly beneficial to arborists and tree-care professionals practicing in the WCISA – California, Hawaii, Arizona, and Nevada.

Trees Damaged by Fire
What Not to Do and What to Do
Guide sheet produced by The Britton Fund Board of Directors

Southern California’s recent devastating fires have destroyed countless homes and businesses. As recovery begins, it’s essential to understand the critical role surviving trees play in the environment.

Download a PDF copy of this two-page guide on caring for fire-damaged trees.

We are proud to support Dr. Linda Chalker-Scott as she produces ten new web-based Technical Information Sheets for your personal and professional use. Dr. Chalker Scott has extensive experience in researching and writing peer-reviewed, science-based Extension fact sheets. 

Click on the title below to download a PDF copy. Check back soon for additional guides. 

1. Diagnosing and Treating Sources of Water Stress in Urban Landscapes.

2. Improving Soil Conditions in Urban Sites.

The following ten Technical Information Sheets, developed by Helen Stone and Dr. James Downer, address key topics relevant to arborists both within the WCISA region and beyond. Each sheet offers valuable insights and guidance on issues that matter to tree care professionals, providing expert knowledge and practical tips for a wide audience.

Click on the titles below to download each PDF or download the complete set here.

1. Managing Trees During Drought and Water Restrictions

2. Maximizing Benefits of Trees in Hot Climates

3. Caring for Old Native Oaks

4. Planting and Early Care of Trees

5. Improving Soil Conditions Around Existing Trees

6. Managing Infrastructure Conflicts with Trees

7. Maintaining Palm Trees

8. Diagnosing and Rectifying Salt Toxicity

9. Responsible Wood Waste Management

10. Trees, Water and Irrigation