Q.Our Thornless Blackberrys Are Two Years Old We Had A Great Crop This Year .But We Have All These Stalks Comming Up We’re Not Sure
what to do with them Do we cut them along with the berry spent stalks or just cut all in the fall or now . We live in east texas its been hot and humid I know you can help

Certified GKH Gardening Expert
There are two two types of pruning that you will do for these plants. The cleaning pruning, where you remove old canes, will be done during late summer and autumn. Here is an article that will help:
https://www.gardeningknowhow.com/edible/fruits/blackberries/blackberry-pruning.htm