What would be causing these leaves to color like this. Also have some leaves curling upward
Grand County Colorado raspberries
Thank you for your question. This is chlorosis, described in this Extension article, which also explains solutions: https://digitalcommons.usu.edu/cgi/viewcontent.cgi?referer=https://www.google.com/&httpsredir=1&article=1710&context=extension_curall Good luck!