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Perennials
22 results
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Name
Perennials
Flowering month : September
Flower colour : Purple
Eventual size : Medium
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By type
Aster plants (3)
Dahlia plants (3)
Other perennials (3)
Thalictrum plants (3)
Agastache plants (2)
Salvia plants (2)
Campanula plants (1)
Nepeta plants (1)
Penstemon plants (1)
Phlox plants (1)
Verbena plants (1)
Facing
East (13)
North (10)
South (21)
West (22)
How much sun
Light shade (13)
Sun (19)
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Soil type
Acid (20)
Aquatic (1)
Chalky (18)
Haven't a clue (9)
Heavy clay (14)
Light sandy (18)
Moderately fertile, moist but well-drained soil, or peat-free general purpose compost (4)
Normal (21)
Reliably damp or boggy soil (1)
Special conditions
Boggy or damp shade (1)
Dry sun (2)
Exposed positions (3)
Tolerates drought (2)
Ready made borders
Ready-made border Bee and Butterfly (1)
Ready-made border Blending purples (1)
Ready-made border Good bedfellows (2)
Ready-made border Shades of pink (1)
Planting combinations
Echinops and Salvia plant combination (1)
Pink and purple plant combination (1)
Plants for pollinators plant combination (1)
Spires and spots plant combination (1)
Vibrant colour for bees plant combination (1)
Evergreen / deciduous
Deciduous (22)
Evergreen (5)
Fragrance
All scented flowers (3)
Aromatic foliage (4)
Attractive to wildlife
Attractive to bees (14)
Attractive to birds (4)
Attractive to butterflies and moths (9)
Attractive to pollinators (15)
Attractive to wildlife (16)
Quick growing
No (3)
Quite (17)
Yes (10)
Bulb divisions
Dahlia (Division 11) Fimbriated (1)
Dahlia (Division 12) Star (1)
Sowing month inside or protected
March (1)
April (1)
September (1)
October (1)
November (1)
Sowing month outside
March (1)
April (1)
May (1)
September (1)
RHS Summer catalogue 2021
page 4 -5 Cool tones (2)
page 6 -7 Plants for pollinators (1)
Hardy
No (2)
Semi (8)
Yes (14)
Leaf colour
Bronze (1)
Green (21)
Purple (1)
Silver (1)
Ground cover
No (22)
Yes (1)
Position
Back of border (2)
Front of border (6)
Middle of border (17)
Next to a pond (1)
Next to seating areas (4)
Soil moisture
Damp (1)
Dry/Sandy (5)
Normal (22)
Centaurea nigra
£2.99 - £34.99
approx 20 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
9 × 9cm pots
Phlox paniculata
'Franz Schubert'
£16.99 - £45.00
2 litre pot
3 × 2 litre pots
Symphyotrichum novae-angliae
'Purple Dome'
£5.99 - £27.00
9cm pot
3 × 9cm pots
2 litre pot
6 × 9cm pots
Campanula
'Sarastro'
£4.79 - £21.60
9cm pot
3 × 9cm pots
6 × 9cm pots
Thalictrum delavayi
£5.59 - £21.60
9cm pot
3 × 9cm pots
6 × 9cm pots
Agastache
'Blackadder'
£4.79 - £48.00
9cm pot
3 × 9cm pots
6 × 9cm pots
2 litre pot
3 × 2 litre pots
Lobelia
×
speciosa
'Hadspen Purple' (PBR)
£6.39 - £48.00
9cm pot
3 × 9cm pots
2 litre pot
6 × 9cm pots
3 × 2 litre pots
Symphyotrichum novi-belgii
'Patricia Ballard'
£6.99 - £27.00
9cm pot
2 litre pot
3 × 9cm pots
6 × 9cm pots
Agastache
'Blue Boa' (PBR)
£5.99 - £48.00
9cm pot
3 × 9cm pots
2 litre pot
6 × 9cm pots
3 × 2 litre pots
Cirsium rivulare
'Trevors Felley Find' (PBR)
£7.19 - £19.20
9cm pot
3 × 9cm pots
Thalictrum delavayi
'Hewitt's Double'
£12.99 - £57.00
9cm pot
3 × 9cm pots
2 litre pot
3 × 2 litre pots
Thalictrum
'Fairy Wings'
£9.99 - £27.00
9cm pot
3 × 9cm pots
Dahlia
'Dreamy Kiss' (Dreamy Series) (PBR)
£17.99 - £33.00
2 litre pot
2 × 3 litre pots
Symphyotrichum novae-angliae
'Violetta'
£7.99 - £18.00
9cm pot
3 × 9cm pots
Lobelia
×
speciosa
'Vedrariensis'
£21.99 - £34.99
1 litre aquatic pot
3 × 1 litre aquatic pots
Nepeta racemosa
'Walker's Low'
£5.99 - £31.99
9cm pot
3 × 9cm pots
6 × 9cm pots
2 litre pot
3 × 2 litre pots
Verbena bonariensis
'Lollipop' (PBR)
£5.99 - £27.00
9cm pot
3 × 9cm pots
6 × 9cm pots
Salvia
'Amistad' (PBR)
£5.59 - £21.60
9cm pot
3 × 9cm pots
6 × 9cm pots
2 litre pot
Salvia nemorosa
'Schwellenburg'
£7.99 - £39.99
2 litre pot
3 × 2 litre pots
9cm pot
3 × 9cm pots
6 × 9cm pots
Penstemon
'Pensham Plum Jerkum' (Pensham Series)
£6.99 - £48.00
2 litre pot
3 × 2 litre pots
9cm pot
3 × 9cm pots
6 × 9cm pots
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