Overview

Geranium phaeum 'Joseph Green' (d) is a clump forming herbaceous perennial in the genus Geranium, part of the Geraniaceae family, with deciduous foliage. It typically grows around 0.5-1 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Geranium phaeum 'Joseph Green' (d) grows best in full shade, full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H5. Suggested uses include cottage and informal garden, wildflower meadow, wildlife gardens, underplanting of roses and shrubs and flower borders and beds.

About

Geranium phaeum 'Joseph Green' (dusky cranesbill) is a clump-forming herbaceous perennial in the Geraniaceae family. This deciduous plant grows to a height of 0.5 to 1 metre with a spread of 0.1 to 0.5 metres, reaching full size within 2 to 5 years. It thrives in a variety of soil types including chalk, clay, loam, and sand, and tolerates acid, alkaline, and neutral pH levels. Suitable for full sun, partial shade, and full shade, it prefers a sheltered aspect and moist but well-drained or well-drained soil. Its seasons of interest are spring and winter.

About the genus

Geranium is a genus of 422 species of annual, biennial, and perennial plants that are commonly known as geraniums, hardy geraniums, or cranesbills. They are found throughout the temperate regions of the world and the mountains of the tropics, with the greatest diversity in the eastern part of the Mediterranean region.

Wikipedia contributors, "Geranium", CC BY-SA 4.0Geranium

Growing conditions

Best soil and position for Geranium

Sunlight
Full shade, Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
South-facing, West-facing, East-facing, North-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Geranium phaeum 'Joseph Green' (d) size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Height
0.5-1 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
Cottage and informal garden, Wildflower meadow, Wildlife gardens, Underplanting of roses and shrubs, Flower borders and beds

Care notes

Pruning and caring for Geranium phaeum 'Joseph Green' (d)

Propagation
Division in spring, Basal cuttings in early to mid spring
Pest resistance
Vine weevil, Capsid bug, Sawflies
Disease resistance
Downy mildews, Powdery mildews

Frequently asked questions

Where is the best place to plant Geranium phaeum 'Joseph Green' (d)?

Geranium phaeum 'Joseph Green' (d) prefers full shade, full sun and partial shade. It suits sheltered positions.

What soil does Geranium phaeum 'Joseph Green' (d) need?

Geranium phaeum 'Joseph Green' (d) is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to well-drained.

How big does Geranium phaeum 'Joseph Green' (d) grow?

Geranium phaeum 'Joseph Green' (d) reaches a height of 0.5-1 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.

Is Geranium phaeum 'Joseph Green' (d) hardy in the UK?

Geranium phaeum 'Joseph Green' (d) has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.

How do I propagate Geranium phaeum 'Joseph Green' (d)?

Division in spring, Basal cuttings in early to mid spring.

More in the Geranium genus

Browse all Geranium