Diseased black oaks in the Santa Cruz Mountains respond to fire mimicry

2 08 2023

While most of my results are with coast live oaks, I also work with other kinds of oaks. Here are a set of results among black oaks I’ve obtained this past year using fire mimicry methods. Several of these black oaks were severely diseased with Sudden Oak Death infections. The oaks were given compost tea, soil mineral, and limewash treatments, as well as the surgical removal and cauterization of a Sudden Oak Death infection. The surgeries appear to have worked well, as the canopies have improved in lushness and density and there are no lingering infections in the remaining trunk tissues.





Ancestor oaks in Monterey, CA on the mend

30 07 2023

Last year I began fire mimicry treatments on several Ancestor oaks in Monterey, CA. Several of these oaks date from a time when the Ohlone Indians were the sole occupants of the land. As you can see the oaks are responding quite favorably to being tended. Note the change in greenness and lushness of the canopy leaves. It only took a few hours of work.

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********* (Pinned post) ********* What is fire mimicry?

13 07 2023

Video by my friend Sean Corwin.

A more detailed discussion of the science, TEK, practice, and efficacy of fire mimicry is given in my 2024 book Forged by Fire: The Cultural Tending of Trees and Forests in Big Sur and Beyond https://www.amazon.com/dp/B0D3ZVMB3P)





Revival of sick oaks in Salinas, CA

4 07 2023

In 2020, at the height of the COVID pandemic, I kept my focus on tending trees and began fire mimicry treatments on a grove of sick and diseased coast live oaks in Salinas, CA. Well here they are, three years later, flourishing! One diseased oak, however, did not survive despite a valiant recovery effort in the first year. Note also, in the final photo set, that the untreated (control) oak has died.

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Sick oaks in Aptos, CA making a recovery

2 07 2023

Fours years ago I initiated fire mimicry treatments on a grove of sick and diseased coast live oaks in Aptos, CA. Many of these are “Ancestor” oaks, centuries-old trees that thrived under the care of the Ohlone People – living Native artifacts if you will. Sadly, one of these ancient oaks was too sick to be saved, and died in 2021.

The images here indicate that most of the oaks have responded favorably to the treatments as seen in the increase in foliage density and lushness. It still truly amazes me that a few hours of work once a year can make such a difference for an oak grove.

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A decade+ of tending oaks in Hillsborough, CA

30 06 2023

I’ve haven’t been posting many results lately due to my focus on a major writing project that you will hear more about soon. Thanks for your patience! Meanwhile, let me take some time and share some recent results in the next few posts.

Today I want to show you a grove of oaks in Hillsborough, CA that I’ve been treating with fire mimicry every few years since 2012. Notice how the trees have developed denser, lusher canopies. This is mainly due improved soil fertility from compost tea and mineral amendments.

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Oaks and madrones in Felton, CA thriving after mimicry treatments

17 11 2022
Coast live oak with roots compromised by adjacent construction still faring well

In November 2020 I began fire mimicry treatments on several coast live oaks and Pacific madrones in Felton, CA. Last year, when I checked on these trees, they were already showing a nice improvement (see here). Now after two years nearly all of the trees are showing noticeable positive responses to the treatments, even at the height of drought conditions. Several of the oaks have undergone major stem canker surgeries, but still seem to be on the mend. Hope you enjoy these results as much as these trees.

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Big Sur oaks on the mend …

26 10 2022

In October of 2020 I began fire mimicry treatments on 4 coast live oaks and one black oak here in Big Sur. The above oak also received a major stem canker surgery. Yesterday I checked on the progress of the oaks at the two year mark, nearly to the minute. I’ll never tire of seeing trees get healthier!

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Before-and-after photos of ladder fuel management in oak forests

7 10 2022

The photos here show several stands of old-growth coast live oaks in Carmel Valley, CA that were cleared, thinned, and pruned in order to reduce the ladder fuels and prepare these sites for future prescribed burns. Time-lapse videos of these and other nearby sites are presented in several recent posts.

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Reducing ladder fuels and competition around an Ancestor coast live oak

4 10 2022

Here’s a clip of some fire mimicry work we did today around an ancient coast live oak in Carmel Valley, CA. The focus in this first stage of fire mimicry is to remove ladder fuels and reduce the competition from nearby woody shrubs. Afterwards, we will fertilize the soils with biochar (produced from burning the slash piles), along with compost tea and alkaline-rich minerals, then apply limewash to the trunks.