About

Porzellan' is a compact perennial with narrow, greyish-green leaves to 3cm long. Short spikes, to 40cm high, of white flowers tinted with pale blue are produced from summer into early autumn.

About the genus

Nepeta can be annuals or, more commonly, perennials, with paired, usually aromatic leaves, and terminal spikes or panicles of 2-lipped, tubular flowers

Growing conditions

SunlightFull sun
Soil typeChalk, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectWest-facing, East-facing, South-facing
ExposureExposed, Sheltered
UK hardinessH7

Plant details

Plant typeHerbaceous Perennial
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCoastal, Cottage and informal garden, Patio and container plants, Mediterranean climate plants, Gravel garden, Wildlife gardens
FragranceFoliage

Care notes

CultivationGrow in any well-drained soil in full sun
PruningTrim after flowering to keep plants compact
PropagationPropagate by softwood cuttings in early summer or semi-ripe cuttings in early autumn or by division
Pest resistanceMay be damaged by slugs and snails
Disease resistanceMay be susceptible to powdery mildews in dry summers