Events

Talk

Tamsin Westhorpe talk

06 June 2025 6.00pm - 7.00pm

Banbury , Oxfordshire

'The past and present of horticulture', by Tamsin Westhorpe

Visit

Visit Thenford Gardens and Arboretum - Members Day and Plant Exchange 2025

07 June 2025 10.00am - 4.00pm

Banbury , Oxfordshire

Fri 6th June 6pm talk - 'The past and present of horticulture', by Tamsin Westthorpe, 7pm dinner. Spaces available.

Sat 7th June, 9.30am-4pm - Thenford gardens with focus on the National Plant Collection of snowdrops (how to twin scale them too); talks from John Grimshaw, plantsman; Sally Flatman, Trustee and creator of Our Plants Podcast. Meet other members and enjoy a light lunch, visit the garden and arboretum. Plant Exchange too. A few spaces available.

Open Day

Rebutia, Aylostera & Weingartia (incl. Sulcorebutia)

10 May 2025 10.00am - 5.00pm

Ellon , Aberdeenshire

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.

Visit

Visit to The Mathers Foudation

10 May 2025 2.00pm - 4.00pm

West Sussex

A visit to the prize winning orchid growers The Mathers Foundation.

Please book in advance, we only have 20 places availaible so book now to avoid dissapointment.

This Nursery is NOT open to the public and is the home of three National Collections.

Talk

The who, what, where, when and why of Crosby Holme. Ian Burrow

10 May 2025 2.30pm - 4.00pm

Ponteland , Northumberland

Crosby Holme is an organic nursery, where Ian grows plants which are beneficial to wildlife and the garden ecosystem, and are also suited to Cumbrian conditions. 

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.

Visit

Spring Plant Fair at Athelhampton House (1)

11 May 2025 10.00am - 3.00pm

Athelhampton Road, Puddletown , Dorset

A welcome return to this beautiful venue with 20 - 25 specialist plant stalls.  Lots of spring and early summer flowering plants plus a handful of interesting craft stalls.  

Event

Plant Fair: RHS Garden Rosemoor- May

11 May 2025 10.00am - 3.00pm

Torrington , Devon

There will be a wide variety of rare and unusual trees, shrubs and perennials from local nurseries for sale, a must for all keen gardeners and plant collectors.

As well as being able to walk around RHS Garden Rosemoor.

Open Day

Ceanothus

11 May 2025 2.00pm - 5.00pm

Pimlico , London

Open day to visit the National Plant Collection.

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.

Visit

(Another) Visit to the Surrey Group Wisteria Collection

13 May 2025 10.30am - 12.30pm

Outside Woking , Surrey

A visit to The Surrey Group's Wisteria collection held on a private estate not normally open to the public.

Visit

Private garden visit AVENUE COTTAGE

13 May 2025 2.30pm - 5.00pm

ASHPRINGTON , Devon

Workshop

Propagation workshop

14 May 2025 2.00pm - 4.00pm

Hampshire

Propagation of softwood cuttings, alpine cuttings and sowing some perennials 

Visit

Visit to the Gardens at Daylesford

14 May 2025 2.00pm - 4.30pm

Nr. Moreton in Marsh , Gloucestershire

A private tour of the garden of Lord and Lady Bamford, nr. Moreton in Marsh.

Open Day

Jovibarba, Sempervivum

18 May 2025 1.00pm - 4.00pm

Hope Valley , Derbyshire

Garden open day (NGS) with examples from the collection on view. Full collection viewable by appt., not on NGS days.

Open Day

Carpinus betulus cvs., Catalpa, Taxodium spp. & cvs.

18 May 2025 2.00pm - 5.00pm

Barnet , Hertfordshire

Open day to visit the National Plant Collections.

Open Day

Meconopsis (George Sherriff Group & related M. gakyidiana)

24 May 2025 10.00am - 25 May 2025 4.00pm

Canonbie , Dumfries & Galloway

Open weekend to visit the National Plant Collection.

Open Day

Echeveria spp., cvs. & interspecific hybrids (incl. intergeneric hybrids), Graptopetalum & Pachyphytum spp. & hybrids

24 May 2025 10.00am - 26 May 2025 4.00pm

Eastoft , Lincolnshire

Open weekend to visit the National Plant Collection. Booking essential due to limited parking.

Open Day

Baptisia

24 May 2025 12.00pm - 4.00pm

Rayleigh , Essex

Open day to visit the National Plant Collection.

Open Day

Quercus

25 May 2025

Tiverton , Devon

Open day to visit the National Plant Collection.

Event

Plant Fair at Helmingham Hall

25 May 2025 10.00am - 26 May 2025 4.00pm

Stowmarket , Suffolk

Specialist Plant Fair & Artisan Crafts with free entry to Helmingham Hall gardens

Open Day

Acer (excl. palmatum cvs.), Sorbus (British endemic spp.)

25 May 2025 1.00pm - 4.00pm

Seaton Burn , Newcastle-upon-Tyne

Open day to visit the National Plant Collections.

Open Day

Quercus

26 May 2025

Tiverton , Devon

Open day to visit the National Plant Collection.

Open Day

Jovibarba, Sempervivum

28 May 2025 1.00pm - 4.00pm

Hope Valley , Derbyshire

Garden open day (NGS) with examples from the collection on view. Full collection viewable by appt., not on NGS days.

Visit

Garden & House Visit - Benton End, Hadleigh, Suffolk

29 May 2025 2.00pm - 5.00pm

Hadleigh , Suffolk

An opportunity to visit the house and garden of Sir Cedric Morris, celebrated artist and gardener. 

Open Day

Dionaea, Sarracenia

31 May 2025 1.00pm - 01 June 2025 5.00pm

Telford , Shropshire

Open weekend to see the National Plant Collections.

Open Day

Astrantia

01 June 2025 10.00am - 5.00pm

Norwell , Nottinghamshire

Open day to visit the National Plant Collection.

Open Day

Quercus

02 June 2025

Tiverton , Devon

Open event 2-8 Jun to visit the National Plant Collection.

Visit

Visit to Manor House, Upton Grey

03 June 2025 2.00pm - 5.00pm

Hampshire

A restored Gertrude Jekyll garden of four and a half acres

Open Day

Iris series Sibiricae, Iris Siberian cvs. (with the RHS AGM)

06 June 2025 10.00am - 09 June 2025 2.00pm

Leven , Fife

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

Talk

Tamsin Westhorpe talk

06 June 2025 6.00pm - 7.00pm

Banbury , Oxfordshire

'The past and present of horticulture', by Tamsin Westhorpe

Visit

Visit Thenford Gardens and Arboretum - Members Day and Plant Exchange 2025

07 June 2025 10.00am - 4.00pm

Banbury , Oxfordshire

Fri 6th June 6pm talk - 'The past and present of horticulture', by Tamsin Westthorpe, 7pm dinner. Spaces available.

Sat 7th June, 9.30am-4pm - Thenford gardens with focus on the National Plant Collection of snowdrops (how to twin scale them too); talks from John Grimshaw, plantsman; Sally Flatman, Trustee and creator of Our Plants Podcast. Meet other members and enjoy a light lunch, visit the garden and arboretum. Plant Exchange too. A few spaces available.

Open Day

Dryopteris (hardy cvs.), Polystichum (hardy cvs.)

08 June 2025 10.00am - 4.00pm

Nr. Exeter , Devon

Open day to visit the National Plant Collections.

Open Day

Astrantia

08 June 2025 10.00am - 5.00pm

Norwell , Nottinghamshire

Open day to visit the National Plant Collection.

Event

Summer Plant Fair at Abbotsbury Subtropical Gardens

08 June 2025 10.00am - 3.00pm

Buller Wy, Abbotsbury. Weymouth , Dorset

Up to 30 plant and garden craft stalls. Promises to be one of the best Fairs yet, lots of rare, exotic, interesting and unusual plants.

Open Day

Citrus

08 June 2025 11.00am - 4.00pm

Bedfordshire

Open day to visit the National Plant Collection.

Open Day

Crassula spp.

08 June 2025 11.00am - 5.00pm

Hook , Hampshire

Open day to visit the National Plant Collection.

Open Day

Yucca

08 June 2025 12.00pm - 5.00pm

Burwell , Cambridgeshire

Open day to visit the National Plant Collection.

Visit

Private garden visit LARKRISE

11 June 2025 2.15pm - 6.00pm

CRAPSTONE , Devon

Workshop

In-person Persephone plant records workshop with lunch & visit to Chevithorne Barton.

12 June 2025 10.30am - 2.30pm

Tiverton , Devon

The workshop is designed for Collection Holders (full & proposed) coordinators and members who already use Persephone, or would like to find out more about it.

Visit

Visit to Lower Gaer

12 June 2025 2.00pm - 4.00pm

Kington , Herefordshire

Visit to Lower Gaer by kind invitation of Susan Maiden and Mark Johnson.

Please book by Thursday 5th June.

Event

PHNE Plant Fair, Ushaw House & Gardens

14 June 2025 10.00am - 3.00pm

Durham , Co Durham

Large Plant Heritage North East stall with locally grown plants, plus nurseries from elsewhere in the north-east, Borders, Cumbria and Yorkshire.  Garden crafts. Ample parking, restaurant, and superb grounds and historic chapels to explore at this exceptional site.

Visit

A Visit to Norney Grange

14 June 2025 2.00pm - 4.30pm

Godalming , Surrey

A Visit to Norney Grange.

We have limited spaces so by Pre-booking only.

Open Day

Astrantia

15 June 2025 10.00am - 5.00pm

Norwell , Nottinghamshire

Open day to visit the National Plant Collection.

Open Day

Delphinium elatum cvs.

15 June 2025 10.30am - 4.00pm

Leeds , Yorkshire

Open day to visit the National Plant Collection.

Open Day

Fragaria vesca, Polemonium, Collomia, Gilia & Leptodactylon (Polemoniaceae)

15 June 2025 1.00pm - 4.00pm

Trimdon Station , Co Durham

Open day to visit the National Plant Collection.

Open Day

Jovibarba, Sempervivum

15 June 2025 1.00pm - 4.00pm

Hope Valley , Derbyshire

Garden open day (NGS) with examples from the collection on view. Full collection viewable by appt., not on NGS days.

Workshop

Virtual - Persephone plant records for Members (Jun)

18 June 2025 2.00pm - 3.00pm

An online workshop for all current members who use Persephone to record their private gardens and anyone who is interested in trying out the system.

Open Day

Salix

21 June 2025 10.00am - 4.00pm

Carmarthen , Carmarthenshire

Open day to visit the National Plant Collection.