Quote:
Originally Posted by bananimal
That's right. Here in S FL we have plenty of P in the ground already I have been using Diamond R super fruiter 6-3-16 with minors with great results.
Price varies but it's around $20 for a 50 lb bag. Nobody can beat that.
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That
is a great price. Considering the higher amount of K in the product, I computed this as a reasonable limit to avoid potassium toxicity:
9.375 Lbs
per plant with 1 cubic yard root ball
per year -- to be applied incrementally -- not all at once.