Coast Live Oak (Quercus agrifolia)

This oak was the first tree I posted to this website, when I started it on January 1, 2019. I updated that posting on July 19 of that year (see The tree has gone through many changes since then.

April 24, 2022:
The tree yesterday.
September 24, 2020:
After my early issues with figuring out how much water this tree required, it grew well when watered sufficiently. I water it now along with the rest of my garden with an overhead sprinkler for about 20 minutes in the morning in summer, and then usually water once more by hand in the afternoon.
March 27, 2021:
The tree replaces its leaves every spring, although it is considered a broad-leaved evergreen .
October 5, 2021:
I was invited to exhibit this tree at the 2021 California Economic
Summit, November 9-10, as part of a ‘Tree of Life’ display. In preparation for that I slip-potted it in October from its terra-cotta training pot into a proper bonsai pot.
October 5, 2021:
Minimal root disturbance during the repot.
October 5, 2021:
Repotting complete.
November 10, 2021:
The tree on display.
February 19, 2022:
After the exhibit at the Economic Summit I raised the bonsai soil around the roots to encourage shallower root growth. I kept it this way approximately 3 months until mid-February, when I decided to repot it and work the roots this time.
February 19, 2022:
Out of the pot.
February 19, 2022:
Symbiotic mycorrhizae.
February 19, 2022:
February 19, 2022:
The new pot is large to encourage growth.
February 20, 2022:
The tree planted in its new pot.


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