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Family: Primulaceae
Genus: Dodecatheon
(doh-dek-ATH-ee-on) Species: amethystinum (am-eth-ee-STEE-num) Synonym:Dodecatheon meadia var. amethystinum Synonym:Primula fassettii
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Category PerennialsWater Requirements Average Water Needs; Water regularly; do not overwaterSun Exposure Full SunSun to Partial Shade Light Shade Foliage UnknownFoliage Color UnknownHeight 6-12 in. (15-30 cm)Spacing UnknownHardiness 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) |
Where to Grow UnknownDanger UnknownBloom Color Medium PurpleBloom Characteristics UnknownBloom Size UnknownBloom Time Mid SpringLate Spring/Early Summer Other details UnknownSoil pH requirements UnknownPatent Information Non-patentedPropagation Methods From seed; direct sow outdoors in fallFrom seed; winter sow in vented containers, coldframe or unheated greenhouse From seed; stratify if sowing indoors Seed Collecting Allow seedheads to dry on plants; remove and collect seedsSeed does not store well; sow as soon as possible |