Haddo House and Gardens in Aberdeenshire another National Trust for Scotland gem.
Make sure you visit Ham House and Garden in London run by the National Trust
Hampton Court Castle in Herefordshire is a medieval marvel framed by spectacular gardens and a beautiful estate with over 600 years of history and English heritage.
Hampton Court Palace and Gardens home to the Kings and Queens of England including HenryV111
At Hanbury Hall you can explore 40 acres of gardens, including the formal parterre and fruit garden, two orchards and a working 1730s orangery.
The Hanham Court Gardens are at the rear of a Court House with 13th Century church and tithe Barn once part of a monastic foundation.
If you are in Surrey and like art then you might want to visit the Hannah Peschar Sculpture Garden
The delightful gardens at Hardwick Hall were once the garden of Bess of Hardwick but only the walls and gazebo remain.
Hare Hill Garden set in 10 acres is a delightful woodland garden with azaleas, rhododendrons and a historic walled garden at its heart.
The garden landscape at Harewood House has been intimately bound to the House from its beginning.
Harmony Garden is just a five minutes walk from the Trust's Garden Priorwood and situated in the beautiful town of Melrose.
Hartland Abbey has a beautiful Garden in the Devon Countryside
Dating from the 17th century, the gardens at Hatfield House have evolved into a gardener’s paradise.
Heale House is set in 8 acres of beautiful gardens with ponds and streams adding to the atmosphere
These beautiful gardens at Helmingham Hall surround a double moated Tudor Mansion.
Built in 1759, Helmsley Walled Garden is a beautiful five acre garden sitting beneath the imposing ruins of Helmsley Castle.
The Manor at Hemingford Grey was recreated and made famous as the house of Green Knowe by Lucy Boston in her series of children's books, now regarded as classics.
Hergest Croft is unusual in having been gardened continuously by four generations of the Banks family over the past 120 years
Herstmonceux is renowned for its magnificent moated castle, and gardens set in beautiful parkland and superb Elizabethan gardens.
Hidden away a few miles from Taunton are 50 acres of parkland boasting beautiful formal gardens and 3 centuries of garden history.
Hever Castle, on the Kent border have lovingly tended gardens bringing colour and life all the year round surround.
A top ten Great British Garden - Hidcote Manor is one of the greatest gardens in England created last century by the great horticulturist Major Lawrence Johnston.
Hidden Valley - Award winning garden - the most colourful Summer Garden in Cornwall
High Beeches Gardens is 27 acres of tranquil and enchanting woodland and water gardens.
High Garden started to be developed in 2005 and although still in its early stages has all the makings of a lovely garden.
Highclere House and gardens have some beautiful features and must not be missed. An Egyptian exhibition is open part of the year.
Congratulations to Worthing Borough Council who maintain this lovely Chalk Garden, Highdown Gardens.
We are delighted to be able list this beautiful garden.
The Gardens at Highnam Court have been lovingly restored and expanded. Sir Hubert Parry the famous composer once lived here.
Hill Close Gardens are rare survivals of Victorian detached gardens in Warwick