Perennials
22 results
All items
Availability
- Perennials
- Special features : Low maintenance
- Fragrance : Aromatic foliage
- Flowering month : September
By type
Facing
How much sun
Soil type
Special conditions
Ready made borders
- Ready-made border Autumn colour (1)
- Ready-made border Azure and gold border (2)
- Ready-made border Blue and silver (1)
- Ready-made border Brilliant orange (1)
- Ready-made border Cool grasses and hot exotics (1)
- Ready-made border Cottage garden scheme (1)
- Ready-made border Fiery summer (1)
- Ready-made border Lady Marmalade (1)
- Ready-made border Red summer (1)
- Ready-made border Sandy soil (2)
- Ready-made border Smoky (1)
- Ready-made border Stars of high summer (1)
Planting combinations
- Contemporary plant combination (1)
- Dry sun plant combination (2)
- Echinops and Achillea plant combination (1)
- Kniphofia and Achillea plant combination (1)
- Oenothera and Perovskia plant combination (1)
- Opposites attract plant combination (2)
- Pink and purple long-flowering plant combination (1)
- Summer sizzlers plant combination (2)
- The Highgrove Mediterranean Garden Collection (1)
- Yellow and gold plant combination (1)
Flower colour
Evergreen / deciduous
Attractive to wildlife
Quick growing
Eventual size
Sowing month inside or protected
Sowing month outside
Multibuy packs
Plant Seasons
RHS Spring catalogue 2021
RHS Summer catalogue 2021
Hardy
Leaf colour
Ground cover
Position
Soil moisture
Get the latest from RHS Plants
Sign up to receive the latest inspiration, news and offers.