coast live oak

Anyone have any thoughts on what might be happening here? Noticed the bark splitting over the last couple months, seems to be more growth popping up low by the splits. This lower trunk used to be bare. Today I came out and saw this white, powdery growth at the base. We had a very hot summer...

I've been looking around at the Coast Live Oaks in my area and after seeing some of the stuff that @BrianBay9 and @Wulfskaar were doing I figured it was time to start some of my own. This will definitely be a long term project so come back in 15 years and we'll see what I've got 🤣 I collected...

Hello guys and gals new to the site but I’ve been lurking around on various posts for years just doing research and learning I’ve been into the hobby for years but this past year fully dived in with multiple trees and goals. I recently was able to acquire some coast live oaks (I live in SoCal)...