Rachel's Treehouse Blog

Screen shot of the TreeKeeper tree inventory platform
Using the City's tree inventory platform, TreeKeeper

March 12, 2021

As one of the early steps toward preparing the City’s first Urban Forest Management Plan, the City of Los Angeles is currently completing an inventory of every public right of way tree and empty tree well across the City. As of March the street tree

Kim Guo planting a tree in a bucket in a yard
California Climate Corps Fellows Begin Working on LA's Urban Forest

March 2, 2021

At this week’s Lunch and Learn, Kif Scheuer from the California Volunteers, Office of the Governor, introduced the exciting new California Climate Action Corps Fellowship program, which leverages the power of AmeriCorps to advance climate actions

Rachel Malarich in Forest with Green Halo
Google presents their AI tool at Lunch and Learn

February 22, 2021

At the February 10th Lunch and Learn, I welcomed guests from Google to explain the new tree canopy AI tool recently launched for the City of Los Angeles. To make sure every tree has the most impact, we use Tree Canopy Lab, a tool we helped build with

Oak tree leaves with sun behind in autumn
Examining Native Tree Species Selection

February 1, 2021

While normally I focus our Lunch and Learn sessions on current projects or urban forestry best practices, the topic for this session was chosen based on questions received during the first few sessions and a poll of participants during an October

man crossing street in crosswalk with fluffy dog and street trees in background
A New Year of Learning Kicks Off with Lunch and Learn

January 28, 2021

The Lunch and Learn session on January 13th kicked off the new year with a look toward my work priorities for the first part of 2021. You may know that Toyon (Heteromeles arbutifolia) and Mexican Elderberry (Sambucus mexicana) were added to the