How much( a cup,a quart ) fertilizer do you use on mandevillas Bi-weekly.

This site tells what and when ,but doesn’t state HOW MUCH PER PLANT of fertilizer is to be used Bi-weekly.

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1 Comment To "How much( a cup,a quart ) fertilizer do you use on mandevillas Bi-weekly."

#1 Comment By BushDoctor On 04/05/2018 @ 4:29 pm

It really depends on if this is liquid or slow release fertilizer. Liquids will have their own instructions, but I prefer to feed at half strength every two weeks. If this is granular, or slow release, then once in spring will be fine each year.

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