Quote:
Originally Posted by Peter16  Potentially stupid question here....
You say the macro's consist of ;
But how come Calcium is not included in the pps-pro ingredients? Or am i missing something ? |
Not stupid at all. Dependiong on the hardness of your water most places have sufficient calcium for most plants. My wate ris very soft, so I add crushed coral or crushed oyster shell to supplement.
Hope that helps.