The garden could lose 10,000 square metres and 500 trees, some of which are more than 100 years old, if one of the options considered by Highways England goes ahead
The Grade II listed garden has said it would be “the ultimate garden grab” if the trees are knocked down as part of improvements to the M25 junction 10 and A3 Wisley interchange – one of the busiest motorway junctions in the country.
RHS ambassador Alan Titchmarsh has called on the UK’s army of 27 million gardeners to oppose the plans, saying: “We must stand together and protect our gardens.”
Read more here