There is no benefit to the plant watering it with starchy water.
Plants don't metabolize starch.
"l" <loi> wrote in message
news:43004e14$0$21681$afc38c87 at news.optusnet.com.au...
> Can you feed plants starch?
> Is it good?
> My friend says his mum used it on plants and it was great.
> The water drained from the spagetti, or water from boiled potato