Fertilize your lawn?? Sheesh, I mow mine at 2" hoping it will get scorched and die back. It never does.

Someone who would fertilize their lawn would probably fertilize their pond also...wait, what?? grin

Sprkplug, living large in the land of rainfall and high nutrient loads.

"Forget pounds and ounces, I'm figuring displacement!"

If we accept that: MBG(+)FGSF(=)HBG(F1)
And we surmise that: BG(>)HBG(F1) while GSF(<)HBG(F1)
Would it hold true that: HBG(F1)(+)AM500(x)q.d.(=)1.5lbGRWT?
PB answer: It depends.