Quote:
Originally Posted by Chris Hogg
London clay is not an obstacle to growing rhodos, as the once-famous
rhododendron and azalea nurseries at Knap Hill, Woking, prove.
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Are you sure its heavy London clay there? Knaphill is just next door to Pirbright Common, which is acidic sandy heathland. The other side of Woking, around Wisley, has acidic heaths, birch woods and coniferous woodland, with naturalised Rhododendron luteum too.