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Lithospermum Species, Bohemian Tea, Gromwell, Croatian Tea, European Stoneseed, Pearl Gromwell

Lithospermumofficinale

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Genus

Lithospermum (lith-oh-SPER-mum)

Info

Species

officinale (oh-fiss-ih-NAH-lee)

Info

Synonym

Lithospermum erectum

Lithospermum majus

Lithospermum ochroleucum

Sun Exposure

Full Sun

Foliage

Herbaceous

Height

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing

12-15 in. (30-38 cm)

15-18 in. (38-45 cm)

18-24 in. (45-60 cm)

Hardiness

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

Parts of plant are poisonous if ingested

Bloom Color

Green

White/Near White

Bloom Time

Mid Spring

Late Spring/Early Summer

Other Details

Gardener's Notes:

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positive

neutral

negative

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