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NEPETA 'Six Hills Giant'
Commonly known as Catmint, Catnip
Tall form
Further Reading....
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EvergreenNarrowly oval, toothed, grey-green leaves to 4cm (1½in) long.
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PurpleShades of purple/mauve/lilac/violetViolet
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Height90cm (36in)
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Spread60cm (24in)
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HerbaceousEarly 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. Produces abundant spikes of flowers 2cm (¾in) long.
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Hardy - very cold winterHardy in all of UK and northern Europe. Plant can possibly withstand temperatures down to -20°C (-4°F)
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Full sun
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Partial shade
NEPETA 'Six Hills Giant'
- Details
- Description
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
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Additional FeaturesGood to knowAttractive to insects.Pests & DiseasesSlugs, and possibly powdery mildew in hot summers.Place of originGarden origin. UK. 1935. C. Elliott, Six Hills Nursery, Herts.
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Flower ShapeSpikes
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Garden Location/ConditionsBorderSuitable for a mixed or herbaceous border
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HardinessFully hardy
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Scented PlantsScented foliage
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Seasonal InterestSummer
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Soil ConditionsFertile moist well-drained soil
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WildlifeBee friendly
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
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
- Overpotting Problems - Video Tip ondemand_video
Nepeta - Growing Guide
90cm (36in)
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60cm (24in) |
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![ACHILLEA ptarmica 'Perry's White' ACHILLEA ptarmica 'Perry's White'](https://www.burncoose.co.uk/site/img/products/square/achillea_ptarmica_perry_white_156a.jpg)
ACHILLEA ptarmica 'Perry's White'
Sneezewort, Goosewort
![ACHILLEA 'Red Velvet' ACHILLEA 'Red Velvet'](https://www.burncoose.co.uk/site/img/products/square/achillea_red_velvet_6006.jpg)
ACHILLEA 'Red Velvet'
Available from £12.50
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AGASTACHE mexicana 'Red Fortune'
Available from £13.50
![ALLIUM ALLIUM](https://www.burncoose.co.uk/site/img/products/square/allium_giganteum_233~1b.jpg)
ALLIUM
Onion
![ANEMONE ANEMONE](https://www.burncoose.co.uk/site/img/products/square/anemone_whirlwind.jpg)
ANEMONE
Windflower
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BALLOTA pseudodictamnus
False dittany, Shrubby horehound
Available from £13.50
![CAMPANULA lactiflora 'Loddon Anna CAMPANULA lactiflora 'Loddon Anna](https://www.burncoose.co.uk/site/img/products/square/campanula_lactiflora_loddon_anna_882.jpg)
CAMPANULA lactiflora 'Loddon Anna
Milky bellflower
Available from £13.50
![EUONYMUS japonicus EUONYMUS japonicus](https://www.burncoose.co.uk/site/img/products/square/euonymus_japonicus_1825.jpg)
EUONYMUS japonicus
Japanese spindle
Available from £14.50
![EURYOPS chrysanthemoides EURYOPS chrysanthemoides](https://www.burncoose.co.uk/site/img/products/square/euryops_chrysanthemoides_5492.jpg)
EURYOPS chrysanthemoides
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HEMEROCALLIS 'Sammy Russell'
Daylily
Available from £12.50
LYSIMACHIA ephemerum
![MISCANTHUS MISCANTHUS](https://www.burncoose.co.uk/site/img/products/square/Miscanthus_Morning_Light.jpg)
MISCANTHUS
![MONARDA MONARDA](https://www.burncoose.co.uk/site/img/products/square/monarda_croftway_pink_2961.jpg)
MONARDA
Bergamot, Bee balm
![NEPETA NEPETA](https://www.burncoose.co.uk/site/img/products/square/nepeta_mussinii_2992.jpg)
NEPETA
Catmint, Catnip
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NEPETA grandiflora 'Dawn to Dusk'
Available from £13.00
![NEPETA subsessilis NEPETA subsessilis](https://www.burncoose.co.uk/site/img/products/square/nepeta_subsessilis_6728a.jpg)
NEPETA subsessilis
Available from £13.00
![OSTEOSPERMUM ecklonis compacta OSTEOSPERMUM ecklonis compacta](https://www.burncoose.co.uk/site/img/products/square/osteospermum_ecklonis_compacta_4549.jpg)
OSTEOSPERMUM ecklonis compacta
African daisy
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PEROVSKIA atriplicifolia 'Blue Spire'
Russian sage
Available from £13.50
![PHILLYREA angustifolia PHILLYREA angustifolia](https://www.burncoose.co.uk/site/img/products/square/phillyrea_angustifolia_3191ss.jpg)
PHILLYREA angustifolia
jasmine box
Available from £16.50
![PHLOMIS russeliana PHLOMIS russeliana](https://www.burncoose.co.uk/site/img/products/square/phlomis_russeliana_5346a.jpg)
PHLOMIS russeliana
Turkish sage
Available from £14.50
![PHLOX paniculata 'White Admiral' PHLOX paniculata 'White Admiral'](https://www.burncoose.co.uk/site/img/products/square/phlox_paniculata_white_admiral_3206a.jpg)
PHLOX paniculata 'White Admiral'
Border phlox
Available from £12.50
![POTENTILLA fruticosa 'Abbotswood' POTENTILLA fruticosa 'Abbotswood'](https://www.burncoose.co.uk/site/img/products/square/Potentilla_Abbotswood.jpg)
POTENTILLA fruticosa 'Abbotswood'
Shrubby cinquefoil, Buttercup shrub
Available from £13.50
![SALVIA 'Royal Bumble' SALVIA 'Royal Bumble'](https://www.burncoose.co.uk/site/img/products/square/salvia_royal_bumble_5730.jpg)
SALVIA 'Royal Bumble'
Available from £13.50
![VERBENA VERBENA](https://www.burncoose.co.uk/site/img/products/square/Verbena_bonariensis.jpg)
VERBENA
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VERBENA bonariensis
Available from £5.00
![VERONICA VERONICA](https://www.burncoose.co.uk/site/img/products/square/veronica_gentianoides_2.jpg)
VERONICA
Speedwell
WISTERIA floribunda 'Goshiki'
Japanese wisteria
Useful extras...
![](https://www.burncoose.co.uk/site/img/products/squaremedium/Vitax_Q4_6202.jpg)
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
![](https://www.burncoose.co.uk/site/img/products/squaremedium/grow_your_own_front_22.jpg)
Fertilisers & Feeds - Empathy
Afterplant - Grow Your Own
AFTER PLANT GROW YOUR OWN seaweed is ready to use liquid concentrate that was specially formulated be used on all edible plants.
Only £8.00
![](https://www.burncoose.co.uk/site/img/products/squaremedium/tomatoe_front.jpg)
Fertilisers & Feeds - Empathy
Afterplant - Tomatoes
AFTER PLANT TOMATO FEED Liquid Concentrate with Bio stimulant is a high potash liquid concentrate containing seaweed extract, plant derived amino acids and other nutrients specifically formulated to benefit tomatoes and greenhouse plants.
Only £8.00
![](https://www.burncoose.co.uk/site/img/products/squaremedium/rootgrow_6203.jpg)
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)
3 options from £3.00
![](https://www.burncoose.co.uk/site/img/products/squaremedium/RootgrowEricoid_6204.jpg)
Fertilisers & Feeds - Empathy
Rootgrow Ericoid mycorrhizal fungi
This specially adapted Rootgrow™ mycorrhizal fungi will boost the growth of acid-loving plants like rhododendrons, azaleas, heathers and blueberries.
It contains ericoid and arbuscular mycorrhizal fungi, which are found in poor acidic soils where ericaceous plants naturally grow.
Only £7.50
![](https://www.burncoose.co.uk/site/img/products/squaremedium/empathy-allpurpose_6208.jpg)
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