« Reply #1 on: February 12, 2013, 06:03:53 PM »
In the separate thread on
spraying grapes that Alice refers to, David Bracey suggests using a dilute solution of farmyard manure for ageing stone etc. We tried this (in the UK) on some new stone paving slabs to blend them in more quickly with older ones, and it worked well.
« Last Edit: February 12, 2013, 06:12:20 PM by Alisdair »
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Alisdair Aird
Gardens in SE England (Sussex); also coastal Southern Greece, and (in a very small way) South West France; MGS member (and former president); vice chairman RHS Lily Group, past chairman Cyclamen Society