There are over 700 National Plant Collections® in the UK, Ireland and Channel Islands. Search the National Plant Collections.
NEW National Plant Collections accredited June 2024:
Brugmansia (Lee Betts, Devon); Colocasia spp. & cvs. (Peter Davidson, Dorset); Ficus carica cvs. (RHS Garden Wisley, Surrey); Geum coccineum & Geum rivale cvs. (Maria Heffer, Bath); Matteuccia and Woodwardia (Picton Castle Trust, Roddy Milne, Pembrokeshire); Papaver Oriental Group (Lorraine Vaun-Davis, Somerset); Platycerium spp. (Dr. Tom Bellamy in Oxfordshire); Salvia cvs. (microphylla & relatives) (Graham Last in Norfolk).
Your search for Hamamelis produced 4 results.