On 3/21/19 10:35 AM, Drew Lawson wrote:
Unfortunately, my garden is plagued by tomato leaf spot, so I am
dependant on copper sulfate. That's about all I use, aside from
RoundUp on the creaping thistle.


HI Drew,

I saw this running discussion on leaf spot. You may find it
helpful:

Remedy for Septoria Leaf Spot?? Help!!!
https://www.helpfulgardener.com/foru...ic.php?t=28190

-T