Geranium, Hardy Geranium, Hedgerow Cranesbill 'Bill Wallis'

Geraniumpyrenaicum

Family
Geraniaceae (jer-ay-nee-AY-see-ee)
Genus
Geranium (jer-AY-nee-um)
Species
pyrenaicum (py-ren-AY-kum)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Height
12-18 in. (30-45 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
N/A
Bloom Color
Lavender
Medium Purple
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
From seed; sow indoors before last frost
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Belmont, California

Castro Valley, California

Fairfield, California

Modesto, California

Pleasanton, California

Richmond, California

Rohnert Park, California

San Jose, California(2 reports)

San Marcos, California

Santa Clara, California

Stockton, California

Glenwood, Minnesota

Durham, North Carolina

Royersford, Pennsylvania

Seattle, Washington

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Gardener's Notes:

4
positives
0
neutral
0
negative
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0
| July 2017 | positive

I have grown this for a couple of years, although i read it is long flowering the reality is it flowers in spring for about 3 weeks then ...Read More

I
Gilroy (Sunset Z14), CA (Zone 9a) | April 2010 | positive

Early bloomer for me (April). I planted it in full sun Jan '09, and it died back completely in the summer heat. Thought I might have lo...Read More

C
(Zone 9a) | February 2009 | positive

I agree with the poster below "Reseeds ENTHUSIASTICALLY!"
I bought one 4" plant several years ago from Annie's Annuals, planted ...Read More

C
Pleasanton, CA | April 2003 | positive

Pleasanton, CA (hot summers!): Stuck it in a 14" pot in basic, hardware store potting soil, pretty much ignored it beyond watering, and l...Read More

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