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Family: Orobanchaceae
Genus: Rehmannia
(re-MAN-nee-uh) Species: glutinosa (gloo-tin-OH-suh) Synonym:Digitalis glutinosa Synonym:Gerardia glutinosa
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Category PerennialsWater Requirements Average Water Needs; Water regularly; do not overwaterSun Exposure Sun to Partial ShadeFoliage HerbaceousSmooth Foliage Color UnknownHeight 24-36 in. (60-90 cm)Spacing 18-24 in. (45-60 cm)Hardiness 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) USDA Zone 10a: to -1.1 °C (30 °F) USDA Zone 10b: to 1.7 °C (35 °F) USDA Zone 11: above 4.5 °C (40 °F) |
Where to Grow UnknownDanger Seed is poisonous if ingestedParts of plant are poisonous if ingested All parts of plant are poisonous if ingested Bloom Color Pale YellowMaroon/Burgundy Bloom Characteristics UnknownBloom Size UnknownBloom Time Mid SummerLate Summer/Early Fall Other details May be a noxious weed or invasiveSoil pH requirements UnknownPatent Information UnknownPropagation Methods By dividing the rootballSeed Collecting Unknown |