Offers
Plant offers

Bare root plants: 20% off

Autumn bedding: 40% off

Seeds: 20% off
Multibuy offers

Bulb collection

Perennials

Shrubs

Ferns

Grasses

Garden mulch
Last chance to buy

Plants

Outdoor living

Tool shed

Gifts

Pots & containers
20% off

Bare root plants
Plants
Outdoor plants by type

Perennials

Shrubs

Climbers

Bulbs

Bedding plants

Mature shrubs

Grasses

Trees

Fruit trees & bushes

Ferns

Roses

Grow your own

Shop all outdoor plants
Seasonal plants

New in

Bare root plants

Seeds

Hedging

Salvia

Echinaceas

Hydrangeas

Flowers by month

October

November

December
Indoor plants by type

New in

Gifting

Foliage

Flowering

Orchids

Ferns

Terrarium

Palms

Shop all indoor plants
Grow your own
Bulbs
By type

Tulip bulbs

Bulb collections

Daffodil bulbs

Allium bulbs

Crocus bulbs

Iris bulbs

Lily bulbs

Amaryllis bulbs

Hyacinth bulbs

Snowdrop bulbs

Bulbs for naturalising

Shop all bulbs
By colour

Colourful collections

Pink

Red

Orange

White

Purple

Yellow

Black

Blue

Green
Planting essentials

Planting tools

Planting kit
3 FOR 2
SELECTED

Bulb collections
Pots
Outdoor pots by type

New in

RHS endorsed

Window boxes & troughs

Raised beds

Wall planters

Hanging baskets & accessories

Grow pots & trays

Bowls

Shop all outdoor pots
Outdoor pots by material

Terracotta

Metal

Glazed

Composite

Wood & rattan

By size

Small (Ø <30cm)

Medium (Ø 30-50cm)

Large (Ø 50-70cm)

Extra large (Ø 70cm+)
Inspiration

Statement pots

Heritage style pots

Handthrown terracotta

Lightweight pots

Plant & pot combinations

Round & tapered

Square & Square

Pot accessories

Plant Stands
Indoor pots

New pots

Plant & pot combinations

Large indoor pots

Hanging pots

Indoor plant bowls

Vases & jugs

Terrariums & accessories

Shop all indoor pots
Tool Shed
Garden equipment

New in

Compost, bark & mulch

Fertilisers & weed control

Composting

Irrigation & watering

Water butts

Clothing & accessories

Garden tidy & storage

Boot room & fireside

Shop all tool shed
Garden tools

New tools

Cutting & pruning tools

Digging

Weeding tools

Bulb planting tools

Tool care and accessories

Potting & propagating

Cold frames & growhouses

Grow pots & trays

Accessories

Shop all potting & propagating
Plant protection

Cloches

Mesh, netting & fleece

Cages & tunnels

Plant support

Plant support & obelisks

Arches & structures

Landscaping

Raised beds

Screening & trellis

Lawn care
RHS approved
Outdoor Living
Outdoor living

New in

Fire pits

Barbecues & pizza ovens

Water features

Furniture

Lounge sets

Dining sets

Shade

Hammocks & swing seats

Garden chairs & loungers
Lighting

Festoon and string lights

Solar lighting

Tealights holders & lanterns

Path & stake lights

Decorative lights

Birdcare & wildlife

Bird feeders

Bird baths & tables

Bird houses

Insects & wildlife
Accessories

Plant stakes & markers

Ornaments

Wind spinners

Clocks & weather instruments

Picnic and games

Shop all accessories
Lighting
RHS AGM
Garden Staples

Shrubs

Perennials

Climbers

Trees

Roses

Conifers

Grasses

Ferns

Hedging

Shop all AGM plants
Grow your own

Fruit

Vegetables

Herbs
Inspiration

For balcony & container gardens

Indoor plants
3 FOR 2
SELECTED

AGM plants
Christmas
Decorations

Tree decorations

Wreaths and garlands

Home decorations

Festive table

Indoor lighting

Outdoor lighting

Crackers and wrap

Make your own wreath

Shop all Christmas
By themes

Classic Christmas

Woodland wonder

Opulent Christmas

Festive garden

Plants

Outdoor plants

Indoor giftings
Gifts

Hampers

Gifts under £20

Gifts under £50

Gifts under £100

For experienced gardeners

For budding gardeners

For indoor gardeners
Hampers
RHS Gift Cards
Basket

Menu

Shop

Offers
Plants
Bulbs
Pots
Tool shed
Outdoor living
RHS AGM
Christmas
RHS Gift Cards

Information & Help

Deliveries
Returns

My account

Sign in

Popular searches

Perennials
Shrubs

Indoor Plants
Award Winners

Garden Essentials
Pots and Containers

Lighting

Trees
Cacti & succulents
Roses
Pots and containers
Indoor plants
Shrubs
Climbers
Roses

Grow your own
Pots and containers
Greenhouse plants
Climbers
Roses
Hanging plants
Ferns

Items Categories Suggestions

5 year plant guarantee
Your purchase supports our charitable work. Thank you!
£2.99 seed only delivery
Basket

RHS Plants Home Plants Bulbs Trillium bulbs

Show all filters

Sort by

Popularity

Availability

Lowest price

Highest price

Name

Show

All items

Available items

Bulbs
Trillium bulbs
Soil type : Heavy clay
How much sun : Shade
Soil moisture : Normal

Facing

East (2)

North (2)

West (2)

Flower colour

Red (1)

White (1)

Trillium bulbs

Results found: 2

Trillium erectum

Trillium erectum

From £11.99

View options

1 × rhizome	£11.99
3 × rhizomes	£30.00

Trillium grandiflorum

Trillium grandiflorum

From £9.99

View options

1 × rhizome	£9.99
3 × rhizomes	£27.00

was added to your wheelbarrow

Save 30% on RHS Membership for a limited time only

Get offer

Keep in touch

Get the latest from RHS Plants, including offers and inspiration. Plus - save 10% off your first order when you sign up.

View our Privacy Policy

RHS home page
RHS membership
RHS Gardens
RHS Flower Shows
RHS Gardening Advice
RHS Garden Centres
Delivery
FAQs
Contact Us
Privacy Policy
Terms & Conditions
Returns
Pot Size Guide

All contents copyright © 2025
RHS Enterprise Ltd, 80 Vincent Square, London SW1P 2PE. Reg No. 1211648 England
VAT Registration No. 461 532757

All sales help fund the charitable work of the RHS.