"Woodspoiler" wrote
I am not much of a gardener, just the household chauffeur and
Internet person, but please bear with me.

My wife has a college project to study naturalistic garden style.
snipped

Went agoogling for you and found the following:
http://www.bodnantgarden.co.uk/ - open till 2 nov !!

http://www.cv81pl.freeserve.co.uk/privategardens.htm
Some private gardens in Warwickshire

Jenny

(sorry if they are not near you - my geography is not too hot!)