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Herbaceous Perennial

Nepeta 'Six Hills Gold' (v)

catmint 'Six Hills Gold'

'Six Hills Gold' is a vigorous, clump-forming perennial to around 80cm high with aromatic, toothed, leaves that emerge with a yellow variegation in spring before reverting to a greyish-green colour. Violet-blue flowers are borne in whorls on upright spikes throughout summer

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Ultimate height

0.5–1 metres

Time to ultimate height

2–5 years

Ultimate spread

0.5–1 metres

Chalk

Loam

Sand

Moisture

Well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

West–facing or East–facing or South–facing

Exposure

Exposed or Sheltered

Drought resistance

Yes

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Lamiaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Bushy
Genus: Nepeta can be annuals or, more commonly, perennials, with paired, usually aromatic leaves, and terminal spikes or panicles of 2-lipped, tubular flowers
Name status: Accepted

How to grow

Cultivation

Grow in any well-drained soil in full sun

Propagation

Propagate by softwood cuttings in early summer or semi-ripe cuttings in early autumn or by division

Suggested planting locations and garden types

Cottage and informal garden
Gravel garden
Mediterranean climate plants
Coastal
Patio and container plants
Wildlife gardens
Cut flowers
Flower borders and beds

Pruning

Trim after flowering to keep plants compact

Pests

May be damaged by slugs and snails

Diseases

May be susceptible to powdery mildews in dry summers

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