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Plants that Flower in August

Make sure the display in the borders does not start to fade by adding dahlias, penstemons and hydrangeas.

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Used at RHS Chelsea Flower Show
Kitchen garden planting guidelines
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All items
Showing Flowering month : August clear all
2252 items
Dahlia Arabian Night

20% off

Dahlia 'Arabian Night'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star 4.7 5 6 (6)
Dahlia Ambition

20% off

Dahlia 'Ambition'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star 4.8 5 12 (12)
Dahlia Wizard of Oz
Dahlia 'Wizard of Oz'
From £4.79
available to order from winter
0.75 star 1 star 1 star 1 star 1 star 4.8 5 6 (6)
Dahlia Downham Royal

20% off

Dahlia 'Downham Royal'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0.5 star 1 star 1 star 1 star 1 star 4.6 5 10 (10)
Gladiolus Green Star
Gladiolus 'Green Star'
From £4.79
available to order from winter
0 star 1 star 1 star 1 star 1 star 4.0 5 2 (2)
Dahlia Bishop of York
Dahlia 'Bishop of York'
From £4.79
available to order from winter
0.75 star 1 star 1 star 1 star 1 star 4.8 5 4 (4)
Dahlia Eveline

20% off

Dahlia 'Eveline'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star 4.8 5 5 (5)
Dahlia Pretty Woman ('Vdtg43') (PBR) (Dark Angel Series)

20% off

Dahlia Pretty Woman ('Vdtg43') (PBR) (Dark Angel Series)
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0 star 0.75 star 1 star 1 star 1 star 3.7 5 6 (6)
Dahlia Star Wars ('Vdtg14') (PBR) (Dark Angel Series)
Dahlia Star Wars ('Vdtg14') (PBR) (Dark Angel Series)
From £4.79
available to order from winter
0.25 star 1 star 1 star 1 star 1 star 4.3 5 4 (4)
Dahlia Bishop of Dover
Dahlia 'Bishop of Dover'
From £4.79
available to order from winter
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2 (2)
Dahlia Bayou (PBR)
Dahlia 'Bayou' (PBR)
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Dahlia Gallery Rembrandt (PBR) (Gallery Series)
Dahlia 'Gallery Rembrandt' (PBR) (Gallery Series)
From £4.79
available to order from winter
0.25 star 1 star 1 star 1 star 1 star 4.3 5 4 (4)
Dahlia Floorinoor

New

Dahlia 'Floorinoor'
From £4.79
available to order from summer
Dahlia Honka Fragile

20% off

Dahlia 'Honka Fragile'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0.5 star 1 star 1 star 1 star 1 star 4.6 5 7 (7)
Cosmos bipinnatus Double Click Cranberries (Double Click Series)

20% off

Cosmos bipinnatus 'Double Click Cranberries' (Double Click Series)
£5.99 £4.79
approx 60 seeds
Dahlia Blue Boy
Dahlia 'Blue Boy'
From £4.79
available to order from winter
0.5 star 1 star 1 star 1 star 1 star 4.6 5 7 (7)
Dahlia Happy Single Wink ('HS Wink') (PBR) (Happy Single Series)
Dahlia Happy Single Wink ('HS Wink') (PBR) (Happy Single Series)
From £4.79
available to order from winter
0.25 star 1 star 1 star 1 star 1 star 4.3 5 11 (11)
Dahlia Orfeo

20% off

Dahlia 'Orfeo'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Dahlia Wine Eyed Jill
Dahlia 'Wine Eyed Jill'
From £4.79
available to order from winter
Dahlia Seniors Darkness
Dahlia 'Seniors Darkness'
From £4.79
available to order from winter
0 star 0.5 star 1 star 1 star 1 star 3.5 5 2 (2)
Dahlia Boom Boom White
Dahlia 'Boom Boom White'
From £4.79
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (13)
Dahlia White Isa
Dahlia 'White Isa'
From £4.79
available to order from winter
Dahlia Cafe au Lait Royal
Dahlia 'Café au Lait Royal'
From £4.79
available to order from winter
Dahlia Purple Flame (PBR)
Dahlia 'Purple Flame' (PBR)
From £4.79
available to order from winter
Dahlia Jowey Marilyn
Dahlia 'Jowey Marilyn'
From £4.79
available to order from summer
Dahlia All Directions
Dahlia 'All Directions'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (3)
Dahlia French Cancan
Dahlia 'French Cancan'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (2)
Agapanthus Dokter Brouwer
Agapanthus 'Dokter Brouwer'
From £4.79
available to order from winter
Dahlia Black Jack
Dahlia 'Black Jack'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Crème de Cassis
Dahlia 'Crème de Cassis'
From £4.79
available to order from winter
0.75 star 1 star 1 star 1 star 1 star (4)
strawberry Albion (PBR)

20% off

strawberry 'Albion' (PBR)
From £4.79
9cm pot
6 × 9cm pots
0 star 0 star 1 star 1 star 1 star (1)
Dahlia Night Butterfly
Dahlia 'Night Butterfly'
From £4.79
available to order from winter
Dahlia Cornel Brons
Dahlia 'Cornel Brons'
From £4.79
available to order from winter
0 star 1 star 1 star 1 star 1 star (1)
Dahlia Labyrinth
Dahlia 'Labyrinth'
From £4.79
available to order from winter
Dahlia Moonfire
Dahlia 'Moonfire'
From £4.79
available to order from winter
0.75 star 1 star 1 star 1 star 1 star (5)
Dahlia Spartacus' Senior

20% off

Dahlia 'Spartacus' Senior'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0 star 1 star 1 star 1 star 1 star (2)
Dahlia Soulman

20% off

Dahlia 'Soulman'
From £4.79
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star (3)
Dahlia Happy Single Kiss ('HS Kiss') (PBR) (Happy Single Series)
Dahlia Happy Single Kiss ('HS Kiss') (PBR) (Happy Single Series)
From £4.79
available to order from winter
Dahlia Happy Single Date ('HS Date') (PBR) (Happy Single Series)
Dahlia Happy Single Date ('HS Date') (PBR) (Happy Single Series)
From £4.79
available to order from winter
Crocosmia × crocosmiiflora Carmin Brillant

20% off

Crocosmia × crocosmiiflora 'Carmin Brillant'
From £4.79
9cm pot
2 litre pot
3 × 9cm pots
2 + 1 FREE 2 litre pots
0 star 1 star 1 star 1 star 1 star (6)
strawberry Ostara

20% off

strawberry 'Ostara'
From £4.79
9cm pot
6 × 9cm pots
Dahlia Kelsey Annie Joy
Dahlia 'Kelsey Annie Joy'
From £4.79
available to order from winter
Dahlia Hawaiian Sunrise
Dahlia 'Hawaiian Sunrise'
From £4.79
available to order from summer
Dahlia Babylon Brons
Dahlia 'Babylon Brons'
From £4.79
available to order from winter
Dahlia Break Out
Dahlia 'Break Out'
From £4.79
available to order from winter
Dahlia Hollyhill Dark Beauty
Dahlia 'Hollyhill Dark Beauty'
From £4.79
available to order from winter
Dahlia Jowey Merel
Dahlia 'Jowey Merel'
From £4.79
available to order from summer
Dahlia Jowey Midnight
Dahlia 'Jowey Midnight'
From £4.79
available to order from summer
Dahlia Ka’s Champagne
Dahlia 'Ka’s Champagne'
From £4.79
available to order from summer
Dahlia Linda's Baby
Dahlia 'Linda's Baby'
From £4.79
available to order from winter
Dahlia Missis Amy
Dahlia 'Missis Amy'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (2)
Dahlia Missis Miley
Dahlia 'Missis Miley'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Mondriaan
Dahlia 'Mondriaan'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Mount Tacoma
Dahlia 'Mount Tacoma'
From £4.79
available to order from winter
0 star 1 star 1 star 1 star 1 star (2)
Dahlia Oleda
Dahlia 'Oleda'
From £4.79
available to order from winter
Dahlia Paso Doble Dancer
Dahlia 'Paso Doble Dancer'
From £4.79
available to order from winter
Dahlia Pepita Pink
Dahlia 'Pepita Pink'
From £4.79
available to order from winter
0 star 0 star 1 star 1 star 1 star (1)
Dahlia Preference
Dahlia 'Preference'
From £4.79
available to order from winter
Dahlia Prinzessa ('Ariko 10-16')
Dahlia Prinzessa ('Ariko 10-16')
From £4.79
available to order from summer
Dahlia Salmon Runner
Dahlia 'Salmon Runner'
From £4.79
available to order from winter
Dahlia Seniors Hope
Dahlia 'Seniors Hope'
From £4.79
available to order from winter
Dahlia Silver Years
Dahlia 'Silver Years'
From £4.79
available to order from winter
Dahlia Statue of Orange
Dahlia 'Statue of Orange'
From £4.79
available to order from winter
Dahlia Strawberry Cream
Dahlia 'Strawberry Cream'
From £4.79
available to order from winter
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