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Veronica, Austrian Speedwell 'Ionian Skies'

Veronicaaustriaca

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Genus

Veronica (veh-RON-ih-ka)

Info

Species

austriaca (oss-tree-AH-kuh)

Info

Synonym

Veronica austriaca subsp. dentata

Veronica dentata

Sun Exposure

Full Sun

Sun to Partial Shade

Light Shade

Foliage

Herbaceous

Height

12-18 in. (30-45 cm)

Spacing

12-15 in. (30-38 cm)

Hardiness

USDA Zone 2a: to -45.5 °C (-50 °F)

USDA Zone 2b: to -42.7 °C (-45 °F)

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)

USDA Zone 9a: to -6.6 °C (20 °F)

USDA Zone 9b: to -3.8 °C (25 °F)

Danger

N/A

Bloom Color

Blue-Violet

Bloom Time

Late Spring/Early Summer

Mid Summer

Other Details

Gardener's Notes:

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positive

neutral

negative

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coriaceous

ROSLINDALE, MA | April 2016 | positive

In the Chicago Botanic Garden's 2010 Veronica evaluation, V. austriaca 'Ionian Skies' was one of the seven top performers (out of 61 taxa...Read More

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