Large and long-blooming catmint May-Oct, Lavender blue flowers, grey foliage, 65cm. Easy but hot dry places preferred. My opinion is that this common variety beats the rest hands down.

Genus: NEPETA
Variety: 
Cultivar: ‘SIX HILLS GIANT’
Plant family: Lamiaceae
Hardiness zone: H7(below -20C)
Height: 51-100cm.

______

Other data

Foilage colour grey-green
Foliage season normal
Flower colour violet/lavender
Flowering season early summer, late summer, autumn
Soil moisture drought resistant, normal
Shadiness half shade, full sun
Hardiness fully hardy

Plant ID 2141