• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases
Visitors at a Plant Society event

Horticultural shows


Competitions within RHS Horticultural shows are open to all - check our list of 2017 competitions (48kB pdf), from ornamental plants to fruit and veg.

For specialist show schedules and forms, please email Georgina Barter, Horticultural Competitions Manager, or telephone 020 7821 3142.

2017 Plant Society events at RHS Garden Wisley

All Plant Society events are normal garden admission, unless otherwise stated.

Pinus densifloraConifer Society Show
22 October 

Displays of conifers and cones; chat with experts for advice on the planting, care and use of conifers in all parts of the garden; free workshops and demonstrations; tours of the Wisley Conifer collections; plants for sale.
Noon - 4pm

FritillariaFritillaria Society Autumn Show
29 October 

Join us for sales of rare and unusual plants, photographic display of fritilarias in the wild, fascinating talks and advice from friendly experts.
Hillside, 11am-4pm.

Other Plant Society events of interest

Nerine bowdeniiHardy Nerine Day, Pitchford Village Hall, Shropshire

21 October, 10.30am - 4pm

The day will provide a unique opportunity to find out about the RHS Hardy Nerine Trial, growing Nerines in Britain and an opportunity to visit The Patch (Acton Burnell, SY5 7PH), the fascinating garden of the late Margaret Owen to see the Nerine trials there.

Talks programme

  • Bob Brown: Hardy Nerines in the garden
  • Mark Heath: the Hardy Nerine trials
  • Dr John David: History of Nerine bowdenii in Britain

Tickets £12 (includes light lunch), available from Malcolm Allison tel: 01242 256349 or email Malcolm or via the Nerine & Amaryllid Society website


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