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Old 28-11-2013, 12:21 PM posted to uk.rec.gardening
Janet Janet is offline
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First recorded activity by GardenBanter: May 2013
Posts: 548
Default Killing moss and lichen on and between paviours

In article ,
says...

Hmm...Many years ago I scattered some ordinary cooking salt onto the
concrete path around our previous house to melt ice. The concrete in
those areas then degraded quite seriously over the next few years.


I've had the same experience on the back door steps and shan't use
salt again.

Janet