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Re: Ferns

At 09:28 AM 4/3/98 -0600, you wrote:
>The posting below reminded me of a question I had. Earlier this year
>there were some postings about letting stuff grow on the outside of pots.
>I thought that the general consensus was to just let stuff grow on the
>outside of the pots, so I ignored the white buildup on the outside of a
>big pot of Martha Washington geraniums that I had been starting from
>cuttings. But the plants started looking like they were damping off
>(they'd been in the pot since last fall). The outside of the pot was
>white. I hadn't done anyhing about it, thinking that it was a mold.
>Anyhow, as the plants began to look worse and worse I decided to scrub the
>stuff off. I don't know what's going to happen, but I am now down to one
>start. I also put it outside (in a shaded area) this last weekend when it
>was so nice. The remaining start looks pretty healthy right now.
>
>My question is this. If it's nice mellowing mold is it green? If it's
>white is it salts? What can you tell me?
>
>Sandra 
>
I would suspect that a white buildup is either fertilizer salts or lime from
hard water.  

Ruth
Ruth Zavitz                                     
rzavitz@execulink.com                            
Freelance Writer & Gardening Consultant, zone 6 Southern Ontario
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