Nepeta 'Six Hills Giant'
catmint 'Six Hills Giant'
A vigorous perennial forming a clump of aromatic, grey-green leaves, with lavender-blue flowers in spikes in summer
Size
Ultimate height
0.5–1 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green Grey Silver | |||
---|---|---|---|---|
Summer | Blue | Green Grey Silver | ||
Autumn | Green Grey Silver | |||
Winter |
Position
- Full sun
- Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Exposed or ShelteredDrought resistance
Yes Hardiness
H7Botanical details
- Family
- Lamiaceae
- Native to the UK
- 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 or partial shade. May need support
Propagation
Propagate by division in spring or autumn. Propagate by softwood cuttings in early summer
Suggested planting locations and garden types
- Wildlife gardens
- Cottage and informal garden
- Gravel garden
- Flower borders and beds
Pruning
Trim after flowering to keep plants compact and to encourage a second flowering
Pests
May be susceptible to leafhoppers
Diseases
May be susceptible to powdery mildews
Get involved
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