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Botrychium Species, Rattlesnake Fern

Botrychiumvirginianum

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Genus

Botrychium (boh-TRY-kee-ee-um)

Info

Species

virginianum (vir-jin-ee-AN-um)

Info

Synonym

Sun Exposure

Light Shade

Foliage

Grown for foliage

Deciduous

Height

6-12 in. (15-30 cm)

12-18 in. (30-45 cm)

Spacing

Unknown - Tell us

Hardiness

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)

USDA Zone 9a: to -6.6 °C (20 °F)

USDA Zone 9b: to -3.8 °C (25 °F)

Danger

Unknown - Tell us

Bloom Color

Inconspicuous/none

Bloom Time

N/A

Other Details

Gardener's Notes:

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positive

neutrals

negative

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Cretaceous

El Sobrante, CA (Zone 9b) | March 2007 | neutral

This fern is native to all of the USA (except Hawaii), Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Panama, Bolivia, Ecu...Read More

frostweed

Josephine, Arlington, TX (Zone 8a) | January 2007 | neutral

Rattlesnake Fern Botrychium virginianum is Native to Texas and other States.

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