• 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

New plants

Industry insider and garden writer Graham Rice shares details of new and exciting plant introductions

Latest posts from this blog

  • Colour-changing patio daisy

    By Graham Rice
    This new marguerite has flowers that change colour harmoniously as they mature

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  • New style morning glory for flowers and ...

    By Graham Rice
    A new multi-purpose ipomoea has pretty purple foliage and bi-coloured flowers

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  • Pastel perfection in this elegant new ...

    By Graham Rice
    This delicate pastel pink form of a much-loved spring perennial looks set to become an instant ...

    Read more
  • The first ever variegated agastache

    By Graham Rice
    Variegated foliage adds a new dimension to a colourful aromatic perennial

    Read more
  • Super-dwarf clematis for flowers and ...

    By Graham Rice
    The shortest golden clematis yet is perfect for patios and pots

    Read more
  • American updates on a classic European ...

    By Graham Rice
    A familiar perennial spawns a fine, bee-friendly improvement

    Read more
  • A genuine replacement for the English ...

    By Graham Rice
    This disease-resistant hybrid is the best option to take the place of the lost English elm

    Read more
  • Multicoloured, yet black and white

    By Graham Rice
    Combining black and white in one plant is often a genetic impossibility – not this time

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  • Zippy new pulmonaria provides delayed ...

    By Graham Rice
    A new pulmonaria involving three different species brings attractively ruffled flowers in a ...

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  • Super new sorbus for small gardens

    By Graham Rice
    A Chinese rowan features blushed berries and neat growth

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  • A quantum leap in cosmos

    By Graham Rice
    The latest in a run of attractive new cosmos from Thompson & Morgan comes in a lovely ...

    Read more
  • Breakthrough houseleek changes with the ...

    By Graham Rice
    The first sempervivum with golden foliage gives four seasons of bright, drought tolerant ...

    Read more
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The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.