Jacks vs Masterblend vs ?

taint said:

Jack's pro 20-20-20 at 1\2 tsp.per gal.every watering until last ten days then just water.
14 week phenotype in a 3 gal.pot........easy peazy.

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Sorry about reviving an older post , blame it on reading haha …. I looked up jacks pro 20-20-20 to try , and he some in Canada . It comes up Jacks “Classic” 20-20-20 , would this be the same thing ?