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Blue fir

I have noticed a blue fur on my geraniums , could it be contamination on leaves from plant food?
If so what can I do.
Thank you.

1 Comment (Open | Close)

1 Comment To "Blue fir"

#1 Comment By DLarum On 06/21/2017 @ 12:53 am

This looks like a fertilizer residue, just rinse the plant

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