Early Crocus, Tommasini's Crocus, Snow Crocus, Tommies 'Whitewell Purple'

Crocustommasinianus

Family
Iridaceae (eye-rid-AY-see-ee)
Genus
Crocus (KROH-kus)
Species
tommasinianus (toh-mas-see-nee-AH-nus)
Synonym
Sun Exposure
Sun to Partial Shade
Light Shade
Foliage
Herbaceous
Good Fall Color
Height
under 6 in. (15 cm)
Spacing
3-6 in. (7-15 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)
Danger
N/A
Bloom Color
Lavender
Bloom Time
Late Winter/Early Spring
Mid Winter
Other Details
Category
Alpines and Rock Gardens
Bulbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
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 rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

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

GARBERVILLE, California

Millersville, Maryland

Fort Jennings, Ohio

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Gardener's Notes:

1
positive
1
neutral
0
negative
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S
S
Anne Arundel,, MD (Zone 7b) | March 2013 | positive

Very early bloomer, it began end of February this year,where my 'regular' crocus have yet to start. This makes Crocus tom. at least a wee...Read More

S
Oklahoma City, OK (Zone 7a) | November 2004 | neutral

Great naturalizing crocus and an early bloomer. One of the hardiest crocus species. Can become "weedy" as it self-sows freely and the l...Read More

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