It’s been around 100 in my microclimate lately.. 80’s outside in the landscape..
Arizona and SoCal are REEEEEAL hot right now.. even PNW, i believe, is pushing ridiculous temps...
I replied before I read the whole thread.. but what’s the story on those low-ground junipers BEFORE.. like.. when were they last repotted, pruned or wired..
What kind of soil have you using?
What kind of fert?
Where are they living?