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Perennials
32 results
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Name
Perennials
Facing : South
Flowering month : September
Flower colour : Blue
Ground cover : No
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By type
Salvia plants (4)
Scabiosa plants (4)
Agapanthus plants (3)
Eryngium plants (3)
Nepeta plants (3)
Agastache plants (2)
Aster plants (2)
Campanula plants (1)
Geraniums (hardy) (1)
Other perennials (1)
Phlox plants (1)
How much sun
Light shade (11)
Sun (32)
Soil type
Acid (23)
Aquatic (1)
Chalky (30)
Haven't a clue (12)
Heavy clay (16)
Light sandy (29)
Moderately fertile, moist but well-drained soil, or peat-free general purpose compost (3)
Normal (31)
Reliably damp or boggy soil (1)
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Special conditions
Boggy or damp shade (1)
Coastal conditions (6)
Dry sun (16)
Exposed positions (1)
Tolerates drought (14)
Ready made borders
Ready-made border Autumn colour (2)
Ready-made border Azure and gold border (1)
Ready-made border Blue and silver (3)
Ready-made border Budget (1)
Ready-made border Chalky soil (1)
Ready-made border Cottage garden scheme (2)
Ready-made border Dry Mediterranean (3)
Ready-made border Flowers for pollinators (1)
Ready-made border Keep it cool (1)
Ready-made border Piet Oudolf Wisley (1)
Ready-made border Red summer (1)
Ready-made border Sandy soil (1)
Ready-made border Soft Summer (1)
Ready-made border Stars of high summer (1)
Planting combinations
Agastache and Angelica plant combination (2)
Agastache and Echinops plant combination (1)
Cutting garden plant combination (1)
Dazzling colour weed-smothering plant combination (1)
Dry sun plant combination (1)
Long flowering plant combination (1)
Lythrum and Campanula plant combination (1)
Oenothera and Perovskia plant combination (1)
Opposites attract plant combination (1)
Plants for pollinators plant combination (1)
Purple and gold plant combination (1)
Sunny chalk plant combination (1)
The Highgrove Kitchen Garden Collection (1)
The Highgrove Mediterranean Garden Collection (1)
Vibrant colour for bees plant combination (1)
Evergreen / deciduous
Deciduous (27)
Evergreen (5)
Semi-evergreen (4)
Fragrance
All scented flowers (2)
Aromatic foliage (13)
Attractive to wildlife
Attractive to bees (21)
Attractive to butterflies and moths (16)
Attractive to pollinators (24)
Attractive to wildlife (27)
Quick growing
Quite (30)
Yes (7)
Eventual size
Large (4)
Medium (18)
Small (15)
Multibuy packs
6 packs (1)
Multibuy offers (24)
Plant me now
February (1)
May (3)
June (1)
November (1)
Plant Seasons
Climbers (1)
Perennials semi (4)
Perennials (23)
Shrubs (4)
border / combi (1)
RHS Spring catalogue 2021
2-3 Cottage garden plants (2)
20 Award-winning plants (1)
4-5 Plants for pollinators (1)
RHS Summer catalogue 2021
page 20 Highly recommended (1)
page 4 -5 Cool tones (1)
page 6 -7 Plants for pollinators (2)
RHS Autumn catalogue 2021
Award-winning prairie-style plants - pages 14-15 (1)
Extend the season - pages 16 (1)
Planting in abundance - pages 8-9 (1)
Hardy
No (1)
Semi (7)
Yes (25)
Leaf colour
Blue (4)
Green (27)
Silver (3)
Position
Back of border (4)
Covering eyesores (1)
Front of border (14)
Middle of border (16)
Next to a patio (2)
Next to a pond (2)
Next to an entrance (2)
Next to seating areas (15)
Steep banks (2)
Through hedges (1)
Walls & fences (1)
Soil moisture
Damp (3)
Dry/Sandy (15)
Normal (32)
Agastache & Angelica plant combination
£56.94
6 × plants | 3 of each
Lobelia siphilitica
£21.99 - £34.99
1 litre aquatic pot
3 × 9cm pots
3 × 1 litre aquatic pots
Clematis heracleifolia
'Cassandra'
£27.99
3 litre pot | 60cm cane
Geranium wallichianum
'Kelly Anne' (PBR)
£19.99
2 litre pot
Agastache
'Blue Boa' (PBR)
£7.99 - £19.99
9cm pot
2 litre pot
3 × 9cm pots
Salvia guaranitica
'Black and Blue'
£6.79 - £16.99
9cm pot
3 × 9cm pots
2 litre pot
Salvia uliginosa
£19.99
£15.99
2 litre pot
Succisa pratensis
£14.99 - £39.00
9cm pot
3 × 9cm pots
Agastache
'Blue Fortune'
£7.99 - £32.00
9cm pot
2 litre pot
3 × 9cm pots
6 × 9cm pots
Perovskia
Lacey Blue
('Lisslitt') (PBR)
£17.99
£14.39
2 litre pot
Eryngium yuccifolium
£12.99 - £29.99
9cm pot
3 × 9cm pots
Agapanthus
'Headbourne hybrids'
£12.99 - £29.99
9cm pot
2 litre pot
3 × 9cm pots
Eryngium
×
zabelii
'Big Blue'
£12.99 - £24.79
9cm pot
3 × 9cm pots
Agapanthus africanus
£12.99 - £29.99
9cm pot
3 × 9cm pots
2 litre pot
Eryngium
×
zabelii
'Jos Eijking'
£12.99 - £36.00
9cm pot
3 × 9cm pots
Perovskia
Silvery Blue
('Lissvery') (PBR)
£17.99
£12.59
2 litre pot
Agapanthus
Queen Mum
('Pmn06') (PBR)
£11.79 - £25.79
9cm pot
3 × 9cm pots
Perovskia
'Blue Spire'
£5.99 - £24.99
9cm pot
2 litre pot
3 × 9cm pots
6 × 9cm pots
Salvia patens
£8.99 - £24.00
9cm pot
3 × 9cm pots
Aster
×
frikartii
'Mönch'
£8.79 - £24.00
9cm pot
2 litre pot
3 × 9cm pots
6 × 9cm pots
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