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Endres Cranesbill, French Crane's-bill
Geranium endressii

Family: Geraniaceae (jer-ay-nee-AY-see-ee) (Info)
Genus: Geranium (jer-AY-nee-um) (Info)
Species: endressii (en-DRESS-ee-eye) (Info)
» View all varieties of Hardy Geraniums

Category:

Perennials

Height:

12-18 in. (30-45 cm)

Spacing:

18-24 in. (45-60 cm)

Hardiness:

USDA Zone 3a: to -39.9 C (-40 F)

USDA Zone 3b: to -37.2 C (-35 F)

USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

N/A

Bloom Color:

Pink

Bloom Time:

Late Winter/Early Spring

Mid Spring

Late Spring/Early Summer

Foliage:

Unknown - Tell us

Other details:

Unknown - Tell us

Soil pH requirements:

Unknown - Tell us

Patent Information:

Non-patented

Propagation Methods:

By dividing the rootball

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Direct sow as soon as the ground can be worked

From seed; sow indoors before last frost

Seed Collecting:

Bag seedheads to capture ripening seed

Gardeners' Notes:

0
positives
1
neutral
0
negatives
RatingContent
Neutral

On Nov 10, 2014, coriaceous from ROSLINDALE, MA wrote:

One of the most frequently planted of geranium species, at least in British gardens. Makes a good groundcover.

The Royal Horticultural Society has granted this cultivar its coveted Award of Garden Merit (AGM).

This begins to bloom in early summer. Bloom may continue all summer in cool summer climates, but in the US southeast bloom stops in June. Benefits from a hard summer cutback if it starts looking unkempt---regrowth is fast if moisture is consistent.

Spreads slowly by rhizomes.

Armitage gives its hardiness range as 4-7 on the North American east coast. Needs afternoon shade in the southeast.

Self-sows, and hybridizes freely with several other common geranium species. This is one of the parents of G. x oxonianum.... read more