Plants by mail order since 1984, over 4100 plants online today!
15th February, we are pleased to say that the nursery and gardens are open to visitors. We are also still offering click and collect orders from the website. Mail order is continuing as normal. However please be aware that courier deliveries can be delayed, due to high volumes.

PENSTEMON 'Garnet'
Commonly known as Beard tongue
Deep crimson-wine
Further Reading....
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Semi-evergreen - Keeps some of its foliage all year, and will drop some leaves as well. - narrow, linear-lance-shaped leaves to 7cm (2¾in) long
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Red - deep crimson wine
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Height - 80cm (32in)
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Spread - 60cm (24in)
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Herbaceous - Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch. - vigorous, clump-forming perennial
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Hardy - cold winter - Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F)
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Full sun
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Partial shade
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Additional Features - Good to know - - in cultivation for about 90 years. Named 'Garnet' by plantsman Graham Stuart Thomas. Proper name is 'Andenken an Friedrich Hahn'. Wildlife plant - bees. Deadhead to prolong flowering. Leave foliage through winter for protection.
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Pests & Diseases - chrysanthemum eelworm, powdery mildew.
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Place of origin - garden origin. 1918. Germany.
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Resistant to honey fungus - These plants have little or few problems with honey fungus.
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Flower Shape - Bell/Lantern -
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Racemes - erect racemes
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Tubular - 2.5-3cm (1-1¼in) long
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Hardiness - Fully hardy -
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Seasonal Interest - Autumn -
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Summer
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Soil Conditions - Fertile well drained soil - - give winter mulch
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Wildlife - Bee friendly -
Jan
Feb
Mar
Apr
May
Jun
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Aug
Sep
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Dec
Herbaceous Plants - Video Collection
- Dividing Herbaceous Perennials - Video Tip ondemand_video
- Spring Planting Osteospermums - Video Tip ondemand_video
- Dividing Summer Perennials - Video Tip ondemand_video
- Dividing summer flowering Hemerocallis - Video Tip ondemand_video
- Summer propagation - Video Tip ondemand_video
- Self-seeding aquilegia - Video Tip ondemand_video
- Supporting Plants - Video Tip ondemand_video
- Dead heading meconopsis - Video Tip ondemand_video
- Dead heading Delphiniums - Video Tip ondemand_video
- Feeding herbaceous peonies - Video Tip ondemand_video
Penstemon - Growing Guide
80cm (32in)
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60cm (24in) |
Useful extras...

Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00

Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
2 options from £6.00

Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants.
Perfect used in conjunction with Rootgrow™.
Only £7.50