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Zahn's gromwell | Plant Finder | Fill My Garden

Home/Plants/Annuals & Biennials

Plants > Annuals & Biennials

Zahn's gromwell

Lithodora zahnii

Genus: Lithodora
Family: Boraginaceae

About this plant

L. zahnii is an upright, many-branched, evergreen shrub, to 30cm tall, with narrow, leathery, dark grey-green leaves. Small terminal clusters of blue or white flowers are produced all summer and sporadically in autumn

Growing Information

Height

0.1-0.5 Metres

Spread

0.1-0.5 Metres

Hardiness

Foliage

Evergreen

Growing Conditions

Sunlight

Full Sun

Soil

ClayLoamSandy

AlkalineNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Well Drained

Aspect

East FacingWest Facing

Exposure

Sheltered

Care Guide

Cultivation

Grow in well-drained, preferably alkaline to neutral soil in full sun

Pruning

Pruning group 8; or pruning group 10 after flowering

Propagation

Propagate by semi-ripe cuttings in summer

Pests

Generally pest free

Diseases

Generally disease free

Garden Uses

Uses

Wall Side BordersCottage InformalFlower BordersGround CoverHedging ScreensPatio Container

Planting Places

GreenhouseOutdoorConservatory

Season of Interest

SpringSummerAutumnWinter

Size & Characteristics

Height

0.1-0.5 Metres

Spread

0.1-0.5 Metres

Habit

Bushy

Time to Full Height

Ten To Twenty Years