Events

Asclepias sullivantii

We offer open days to see National Plant Collections and usually have a wide range of talks, visits, workshops and other events across the country.

You can add your National Collection open day or Plant Heritage event here.

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Found 15 events

Open Day

Anguloa spp. & hybrids, Masdevallia spp. & hybrids, Oncidium, Pleione, Stanhopea & Acineta spp. & hybrids

26 April 2025 10.30am - 12.30pm

West Sussex

Open day to visit the National Plant Collections. Booking essential.

Open Day

Rhododendron (Ghent azaleas)

06 May 2025 10.00am - 4.30pm

Uckfield , East Sussex

National Trust Sheffield Park Garden Open day to visit the National Plant Collection.

Open Day

Anguloa spp. & hybrids, Masdevallia spp. & hybrids, Oncidium, Pleione, Stanhopea & Acineta spp. & hybrids

10 May 2025 10.30am - 12.30pm

West Sussex

Open day to visit the National Plant Collections. Booking essential.

Event

Spring Plant Fair - Borde Hill Gardens

11 May 2025 10.00am - 3.00pm

Haywards Heath , East Sussex

PH stand is joined by specialist nurseries selling a wide range of locally grown and unusual plants, including cottage garden favourites, shade-loving plants, alpine, trees, shrubs and succulents.

Open Day

Rhododendron (Colonel Stephenson Clarke’s collection at Borde Hill)

13 May 2025 10.00am - 5.00pm

Haywards Heath , West Sussex

Open day to visit the National Plant Collection.

Event

Summer Plant Fair - Parham House & Gardens

06 July 2025 12.00pm - 5.00pm

Storrington , West Sussex

PH stand is joined by some of the SE best specialist nurseries. The Parham gardens of 7 acres were laid out in the 18th Century, there is a lake, brick and turf maze and a 4 acre walled garden, with roses, cut flowers, veg and an orchard

Open Day

Achillea filipendulina & A. millefolium cvs.

09 July 2025 10.00am - 2.00pm

Crawley , West Sussex

Open day to visit the National Plant Collection.

Visit

Visit to Chalk Farm Flowers

13 July 2025 10.30am - 2.00pm

Roger's Lane, Findon , West Sussex

This cut flower farm is owned by Dan & Molly. Using sustainable practices, they grow a wide range of flowers on the one-acre site, which they sell to local customers, at farmers' markets and florists. includes a 45 min talk and tour followed by refreshments. Deadline for booking Friday 4th July

Visit

Achillea Open Day, Ridley's Court

19 July 2025 10.00am - 2.00pm

Worth Park , East Sussex

Plants for sale and nearby refreshment at Kelly's Coffee. Public car park can get busy, so car share good idea. Train 15 - 20 min walk to the park from Three Bridges station

Visit

Gravetye Manor Gardens

29 August 2025 10.45am - 3.00pm

East Grinstead , West Sussex

Summer visit to Gravetye Manor Gardens, a real treat to visit these famous Arts and Crafts gardens. 35 acres of grounds created in 1885 by William Robinson, the visionary gardener best known for his concept of the wild garden, creating a landscape that celebrates nature rather than controlling it. It is considered to be one of the most important historic gardens in England. the tour will take in the flower and kitchen gardens, the meadows and orchards. Please email Maddy for booking.

Open Day

Hedychium

06 September 2025 9.00am - 5.00pm

Chichester , West Sussex

Open day to visit the National Plant Collection.

Visit

Hedychium Open Day (1)

06 September 2025 9.00am - 5.00pm

Almondinton , West Sussex

Hedychium Open Day

Visit

Autumn Plant Fair - West Dean

07 September 2025 11.00am - 23 September 2025 4.00pm

Near Chichester , East Sussex

The PH stand is joined by some of the SE best specialist nurseries. West Dean is one of the great restored gardens in England. It is home to one of the finest walled kitchen gardens an historic orchards in England. There is also a 300 ft long Edwardian pergola, restored Victorian glasshouses, a sunken garden and an arboretum.

Open Day

Stewartia

28 September 2025 1.00pm - 5.00pm

Haywards Heath , West Sussex

Open day to visit the National Plant Collection.

Talk

Autumn talk followed by AGM

18 October 2025 2.00pm - 4.00pm

40 Boltro Road , East Sussex

The Perfume of Plants by June Colley, NCH of Hosta (European & Asiatic). The talk discusses why and how plants are perfumed, the types of scent found in plants and how we detect fragrance. June also covers how to create your own perfumed garden and make perfume products from your garden. June will bring along vials of essential oils for everyone to test your knowledge of scents

You've viewed 15 of 15 events

Events

Anguloa spp. & hybrids, Masdevallia spp. & hybrids, Oncidium, Pleione, Stanhopea & Acineta spp. & hybrids

Rhododendron (Ghent azaleas)

Anguloa spp. & hybrids, Masdevallia spp. & hybrids, Oncidium, Pleione, Stanhopea & Acineta spp. & hybrids

Spring Plant Fair - Borde Hill Gardens

Rhododendron (Colonel Stephenson Clarke’s collection at Borde Hill)

Summer Plant Fair - Parham House & Gardens

Achillea filipendulina & A. millefolium cvs.

Visit to Chalk Farm Flowers

Achillea Open Day, Ridley's Court

Gravetye Manor Gardens

Hedychium

Hedychium Open Day (1)

Autumn Plant Fair - West Dean

Stewartia

Autumn talk followed by AGM

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