• 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

Graham Rice

Garden writer and plantsman

Yes, you could say I am obsessed by plants. But where's the harm in that?!

Editor-in-Chief of the RHS Encyclopedia of Perennials; writer for a wide range of newspapers and magazines including The Garden and The Plantsman; member of the RHS Herbaceous Plant Committee and Floral Trials Committee; author of many books on plants and gardens.

Graham is a 'Transatlantic Gardener', who gardens in both Northamptonshire and Pennsylvania.




** Please note the contents of this blog reflect the views of its author and are not necessarily those of the RHS **

Graham's posts and conversations

  • Super new sorbus for small gardens

    A Chinese rowan features blushed berries and neat growth

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  • A quantum leap in cosmos

    The latest in a run of attractive new cosmos from Thompson & Morgan comes in a lovely paste

    Read more
  • Breakthrough houseleek changes with the seasons

    The first sempervivum with golden foliage gives four seasons of bright, drought tolerant rosett

    Read more
  • New sea hollies for cutting and borders

    An expanding new series of eryngiums is now arriving in British nurseries and garden centres

    Read more
  • New penstemon is tiny but tough

    This guaranteed 100% hardy dwarf penstemon combines richly coloured foliage with prolific flowe

    Read more
  • Multiple awards for prolific new agapanthus

    A hardy, neat and multicoloured evergreen agapanthus has been capturing hearts everywhere

    Read more
  • A traditional shrub enters the modern world

    Weigela has been updated to suit today’s smaller gardens.

    Read more
  • Breakthrough windowbox clematis

    Top breeder launches the first large flowered clematis that's neat enough for troughs and p

    Read more
  • Highlights of the new edition of the 2019 Plant Finder

    The latest edition of the RHS Plant Finder includes more plants, is easier to use and has some

    Read more
  • New and improved black and blue salvia

    Breeding developments create easy to grow new salvias for small spaces

    Read more
  • Latest RHS Plant Finder features exciting new plants

    Three plants top the list new entries in the latest edition of the RHS Plant Finder

    Read more
  • World’s first bi-coloured buddleia?

    National Plant Collection holder creates a unique new bi-coloured butterfly bush

    Read more
  • New blackcurrant with ornamental foliage

    Purple foliage and tasty fruits make ‘Red ‘n’ Black’ the first dual-pur

    Read more
  • The shock of the new

    New varieties may not always be what they seem

    Read more
  • Cut flower rose for home gardeners

    An award-winning new rose that is as good in the vase as it is in the garden

    Read more
  • Sparkling ground cover for small spaces

    Brilliantly coloured and well behaved, this new bugle brings vibrant hues to shady spots

    Read more
  • Dwarf forsythia for small spaces

    The culmination of over one hundred years of breeding, this new dwarf forsythia looks set to be

    Read more
  • Unique new variegated hebe

    Variegation brings all-year foliage colour in this exciting new British-bred hebe

    Read more
  • Halloween hues in new sedge

    This uniquely coloured new sedge adds orange glows to autumn and winter gardens

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  • Ranunculus revival

    New British-bred ranunculus look set to kick start interest in this under-used group of plants,

    Read more
  • Multi-season grass for containers and borders

    This is one of those valuable plants that brings together two trends in one rather special vari

    Read more
  • A bright new star in the shade

    A chance seedling brings us a sparkling new kind of dicentra

    Read more
  • Small shrub step is a big leap

    New Russian sage combines many small improvements into a major step forward

    Read more
  • A sunflower, but not as we know it

    Sunflowers: you grow them from seed, right? Not any more...

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  •  Hot new bicoloured salvia


     

    Bicoloured shrubby salvia ‘Hot Lips’ has become a firm favourite among gardeners

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  • Summer-long salvia

    The fourth in the Wishes Series of salvias brings as a softer pastel shade.

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  • Sensational new sea holly makes a splash

    A chance eryngium hybrid found on a Yorkshire nursery is runner up in the Chelsea Plant of the

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  • Under the radar Chelsea contender

    This new non-invasive bamboo makes impressive ground cover

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  • Super late shrub adds a golden spring

    One of the loveliest autumn-flowering shrubs now features golden spring foliage colour

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  • New royalty among buddleias

    Dwarf but elegant, these new buddleias from America never get too large yet always look gracefu

    Read more
  • Techicolour polemonium bucks the trend

    Almost twenty years since its discovery, this unique variegated polemonium finds its time to sh

    Read more
  • Perfect penstemons for pots and borders

    New British breeding brings us a step forward in patio and garden penstemons

    Read more
  • Blackest of the black

    New heuchera challenges for the title of blackest foliage of all

    Read more
  • Ruby and gold in this fabulous new grass

    This year’s most popular new Plant Finder entry is a lovely ornamental grass

    Read more
  • Super-sized new white passion flower

    Bring a hint of the tropics to your garden with this new, hardy, white-flowered Passiflora<

    Read more
  • Sunshine special variegated berberis

    The most dramatic variegated barberry yet is ideal as a specimen or a hedge

    Read more
  • Super sunlover goes fluffy double

    Densely double flowers mark out the latest of these prolific British-bred summer shrubs

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  • An old favourite in a bright new colour

    The bell-shaped flowers of a well-known tobacco plant now come in white for the first time

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  • Super-sized new poppy

    Huge flowers and pretty picotee markings make this new poppy stand out

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  • A treasure trove of new hardy geraniums

    Eleven new jewel-like cranesbills for the front of sunny borders

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  • Bicoloured baptisia comes out of the shadows

    A new bicoloured baptisia, whose flowers change colour as they mature, arrives from Michigan

    Read more
  • New crab apple is perfect for small gardens

    Colourful and compact, this new crab apple was crowned Best in Show at the National Plant Show

    Read more
  • Grow your own cupcakes!

    A dreamy Californian cosmos - decades in the making - is finally available to home gardeners

    Read more
  • Sacre bleu!

    Bijou eucalyptus crosses the channel to make a splash in British gardens

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  • Fresh look for an old marigold

    A charming old calendula is refreshed and revived

    Read more
  • New sedums for ground cover

    Two new varieties from America mark an advance in the development of sedums

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  • Siberian iris as you've never seen them

    Exciting new iris from America's top breeders make it to Britain

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  • New miscanthus ain't misbehavin'

    With good manners and unusually rich red flowers, this new grass is a small garden special

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  • New iris lands in our gardens

    'Mars Landing' is the latest in a series of new irises for pots, raised beds and rock g

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  • New agapanthus from National Collection

    A new inky-blue, dwarf agapanthus has been launched by a Plant Heritage National Collection hol

    Read more
  • Sizzling new orange hibiscus

    The first hibiscus for patio containers is placed third in the Chelsea Plant of the Year award

    Read more
  • Crystal clear salvia colour break

    A new colour in perennial salvias was runner-up for the 2017 Chelsea Plant of the Year award

    Read more
  • Luscious mulberry wins Plant of The Year

    A patio mulberry developed in Japan has won the Chelsea Plant of the Year award for 2017

    Read more
  • Unique new yellow pelargonium

    A new pelargonium hybrid brings yellow flowers to this old favourite

    Read more
  • Marvellous new salvia

    Salvia 'Blue Marvel', winner of Best In Show at the 2016 New Plant Awards, is now avail

    Read more
  • Yorkshire senior discovers new weeping crab apple tree

    A retired chemist from Yorkshire has discovered an elegant new weeping crab apple

    Read more
  • Clematis as cut flowers

    They've been in demand from the florist; now we can grow these amazing new cutflower clemat

    Read more
  • A new twist on coneflowers

    This new seed-raised coneflower combines toughness, reliability and value with a tempting colou

    Read more
  • A shady marriage is set to cause a stir

    From America comes an exciting new shade-loving hybrid between a rarity and an old favourite

    Read more
  • Far-Eastern flower power in new primula

    One of the rarest of all primula species, and one of the most common, have come together to cre

    Read more
  • First year flowering Gold Medal perennial

    Penstemon ‘Twizzle Scarlet’ is a prolific new first-year flowering perennial

    Read more
  • New colour in super-scented climber

    Pretty in pink: a fashionable, fragrant favourite, star jasmine has an exciting colour break

    Read more
  • People's Choice award-winning coleus is hot for containers

    Coleus Campfire wins the RHS People's Choice award at Wisley

    Read more
  • Exciting new ornamental (and delicious) kales

    Try these three new British-bred kales that both look good and taste good

    Read more
  • Stellar geraniums enjoy a revival

    A new series of seed-raised stellar geraniums (zonal pelargoniums) is launched for 2017

    Read more
  • Super-scented bushy honeysuckle

    This new bushy honeysuckle grows well in a pot and has a fabulous fragrance

    Read more
  • Bowled over by a unique green clematis

    The first-ever double-flowered green clematis raises the bar

    Read more
  • Five shades of red in new charity sweet pea blend

    Five red-flowered sweet peas make up a long flowering, fragrant blend to raise money for the Ro

    Read more
  • Blast-off for a brilliant new cosmos

    A new British-bred cosmos was the star of this year's display of more than 80 varieties on

    Read more
  • Unsung Chelsea newcomers

    Three interesting plants that didn't quite make the Chelsea Plant Of The Year shortlist

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  • Breakthrough new plants for patio pots

    Perennial and annual daisies have been crossed to produce a colourful, floral fusion that bloom

    Read more
  • Unique new patio buddleia

    Super-scented 'Unique' is the first hybrid of the weeping buddleia

    Read more
  • Cool for cats - unique new nepeta

    Compact, good in pots and easy to grow; the first-ever pale blue catmint is sure to be a winner

    Read more
  • Prolific new scarlet geum from Scotland

    'Scarlet Tempest' looks set to whip up a storm with its large, vibrant blooms and long

    Read more
  • A new red-hot poker primula that's cool as ice

    A unique new form of a favourite primula was launched at this year's RHS Chelsea Flower Sho

    Read more
  • Plant of The Year winners

    This year's Chelsea Plant of The Year winners - and where to buy them

    Read more
  • RHS Plant Finder

    Garden writer Graham Rice would be lost without his latest edition

    Read more
  • Super-scented new English Rose

    David Austin Roses launch a new climbing English Rose with good looks and an amazing scent

    Read more
  • Going for gold – new fuchsia for baskets

    Unwins launch a lush, golden-leaved basket fuchsia with bright pink-red flowers

    Read more
  • Out of India - best exotic new marigolds

    Suttons and Dobies introduce new rain-resistant marigolds from India that will keep on going in

    Read more
  • New golden maple launched at Chelsea

    Hillier Nurseries launch a fiery, golden-leaved maple

    Read more
  • New pink-flowered choisya

    A British-bred choisya - small and colourful - is set to delight gardeners

    Read more
  • Brand new varieties of chocolate cosmos

    A long-awaited breakthrough means that exciting new varieties of this much-loved plant are now

    Read more
  • New British-bred fragrant begonias

    Three new fragrant begonias from British breeder David Kerley are released

    Read more
  • Unique new variegated columbine from Plant World

    Three new columbines to add to our bedding repertoire with unique new features

    Read more
  • Unique new petunia for baskets and borders

    Glorious new cultivar changes colour with the seasons

    Read more
  • New generation of perennial wallflowers

    A new series of colourful perennial wallflowers for containers and borders

    Read more
  • New foxgloves with flower power

    Two new long-flowering foxglove hybrids from The Netherlands are launched

    Read more
  • Demure new begonias in fashionable colours

    Three new shades for a fiery old favourite; perfect for patios and hanging baskets

    Read more
  • A harmonious hibiscus

    The first variegated hibiscus with prolific flowers is introduced

    Read more
  • New and improved Sweet William

    Beautiful new Sweet Williams with all the traditional characteristics we know and love

    Read more
  • Revolutionary new yellow cosmos

    News of a prolific new yellow-flowered cosmos, which is a huge improvement on existing varietie

    Read more
  • Get your kicks from two bicolour introductions

    Sweet pea cultivars developed by a top New Zealand breeder are now available

    Read more
  • An old favourite - bettered

    Clematis ‘Venosa Violacea’ has been improved after more than a hundred and

    Read more
  • Precious salvia arrives

    A shining example of a shrubby sage with unique colouring reaches market

    Read more
  • Abelia 'Sunny Charms'

    With its spicy scent and peachy pink flowers, a new introduction can warm up your late summer b

    Read more
  • New hot shot astilbe

    News of an impressive black and white astilbe filters in

    Read more
  • Agastache Kudos Series: colourful and drought tolerant

    Four colourful new drought-tolerant agastache hybrids are now available

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  • In the pink: choice new plants from Chelsea 2015

    New and unusual snapdragon and dianthus from this year's RHS Chelsea Flower Show

    Read more
  • New plants at Chelsea 2015

    Colourful French irises and a new upright fuchsia make a splash at the RHS Chelsea Flower Show

    Read more
  • Four popular new entries in the 2015 RHS Plant Finder

    News of four varied and popular new entries in the 2015 RHS Plant Finder

    Read more
  • Popular new plants in this year's RHS Plant Finder

    News of two of the most popular new additions to the 2015 edition of the RHS Plant Finder

    Read more
  • Prolific new campanula

    The prolific bellflower Iridescent Bells is the new introduction listed by the largest number o

    Read more
  • 'Black Truffle': a superb new dark-leaved perennial lobelia

    Colourful and very hardy, 'Black Truffle' knocks the socks off older lobelia cultivars

    Read more
  • Most popular new plants in the 2015 RHS Plant Finder

    The 2015 RHS Plant Finder is out, these are the ten new plants available from the most differen

    Read more
  • Heavenly hardy begonias

    Two new foliage begonias from Thompson & Morgan are hardier than almost all other begonias

    Read more
  • A star is born

    Astra Nova is a dramatic, easy-to-grow new clematis with heavenly purple blooms

    Read more
  • Award-winning new begonia for containers

    Begonia 'Majestic Sunburst' is a dazzling new award winning begonia for summer containe

    Read more
  • A new bicoloured brunnera proves worth the wait

    Now available - a sparkling new bicoloured form of Siberian bugloss with reversed colouration

    Read more
  • New bicoloured brunnera is worth the wait

    A sparkling new bicoloured form of Siberian bugloss is now available

    Read more
  • New double-flowered Christmas rose

    The first double-flowered Christmas rose that will flower reliably at Christmas is now availabl

    Read more
  • The first golden-leaved pyracantha

    Coblands Nurseries introduce the first ever golden-leaved pyracantha, which is proving as heave

    Read more
  • Nandina Blush Pink: new for its colourful foliage

    A new heavenly bamboo with brightly-coloured leaves over an unusually long season

    Read more
  • World’s first 100% blight resistant tomato: from Suttons Seeds

    Suttons introduce what is claimed to be the first completely blight-resistant tomato

    Read more
  • Unique new pastel French marigold

    Thompson & Morgan and Plants Of Distinction introduce 'Alumia Vanilla Cream', the f

    Read more
  • The first ever dwarf patio raspberry variety is launched

    The first thornless dwarf patio raspberry: new from Thompson & Morgan

    Read more
  • Three new dwarf patio peonies

    New peonies, suitable for growing in pots, are now available

    Read more
  • A new generation of tasty, healthy, space-saving apples

    The Starline apples have slender, upright growth combined with disease resistance and a fine fl

    Read more
  • New giant sunflower from Suttons

    RHS committee member Victoria Wakefield has bred a new sunflower that will grow 17ft (5m+) tall

    Read more
  • Three new roses from David Austin

    Three new fragrant and disease-resistant roses for 2015 introduced by David Austin

    Read more
  • Ligularia 'Dragon Wings': new for foliage and flowers

    Newly introduced Ligularia 'Dragon Wings' is valuable for both its foliage and its flow

    Read more
  • ‘Avondale’: A lovely new Irish primrose

    'Avondale' is the latest of the hardy and prolific Kennedy Irish Primroses.

    Read more
  • A range of new nerine varieties is now available from Hayloft Plants

    New nerines from Hayloft Plants

    Read more
  • 'Dancing Flame': new award-winning globeflower from Hardy's Cottage Garden Plants

    Trollius 'Dancing Flame' is a new, long-flowering, self-supporting, moisture-l

    Read more
  • A new multicoloured rose set to illuminate gardens

    The Sweet Spot Calypso rose is a new, long-flowering multicoloured variety created using a rare

    Read more
  • British-bred lavenders for British gardeners

    Three new lavenders come from a collaboration involving two award-winning Kentish nurseries

    Read more
  • Alstroemeria 'Inca Smile': New from Thompson & Morgan

    Thompson & Morgan introduce an alstroemeria with the largest flowers yet

    Read more
  • Coprosma ‘Inferno’: New from Hillier

    Coprosmas are best known as foliage evergreens from New Zealand; recently more and more attract

    Read more
  • Latest RHS Plant Finder published

    It's that time again – time to pick up your copy of Read more

  • Geum 'Cosmopolitan': the most popular new entry in the 2014 Plant Finder

    Of all hundreds of new entries in the 2014 edition of the RHS Plant Finder two stand out, fine

    Read more

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