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Didnt have my correct nutes until later in the grow. It probably had ill effects

6 days ago

just didn't have much flexibility.

Won't use again

4 weeks ago

kinda weird that i have to put alot of this stuff to lower the ph values

2 months ago

Only used 1 tsp/gal on 2 waterings.

7 months ago


9 months ago

Seem to really help! Not sure tho if I should get some cal-mag without Nitrogen or if that matters at all???

1 year ago

Honestly didnt use enough of it to see an effect good or bad. Only had a little left

2 years ago

Worked well with the problem I had, great stuff

2 years ago

just like any other calmag

2 years ago

Try it ir works wonders with my super soil and ACTs

2 years ago

One of the best dry admendments money can buy and it last forever... A little goes along way

2 years ago

Trying a new brand to me works as stated.

2 years ago

As advertised

2 years ago

Good stuff as always

2 years ago

Excellent addition to help synthesis those nutes the plant needs.

2 years ago

I don't really use CalMag from Black Macic, they just came up on the list. But the plants did seem to like CalMag added to their routine

2 years ago

Didn't really use Black Magic Cal-Mag. But I do think Cal-Mag is helpful

2 years ago
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