i been growing the mr nice g13xhashplant for a couple of years now,nice heavy plant and the clone roots really fast,some in 4 days. some time ago i got my hands on a really fast heavy yielding skunky pheno of critical mass i grown it up to a nice mother and took the first clones 3 weeks ago,some show sign to roots other nothing,whats happening??i never had problems cloning before. anybody experienced this before?
Some strains clone more easily than others. I'll PM you my cloning write-up and hopefully some of the suggestions will improve your success rate.