Family: Plantaginaceae
Genus: Penstemon
(PEN-stem-on) Species: barbatus (bar-BAY-tus)
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Category PerennialsWater Requirements Average Water Needs; Water regularly; do not overwaterSun Exposure Full SunFoliage EvergreenFoliage Color UnknownHeight 4-6 ft. (1.2-1.8 m)Spacing 9-12 in. (22-30 cm)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) |
Where to Grow UnknownDanger All parts of plant are poisonous if ingestedBloom Color PinkRed Bloom Characteristics UnknownBloom Size UnknownBloom Time Mid SummerOther details UnknownSoil pH requirements 6.1 to 6.5 (mildly acidic)6.6 to 7.5 (neutral) 7.6 to 7.8 (mildly alkaline) Patent Information Non-patentedPropagation Methods From herbaceous stem cuttingsFrom woody stem cuttings From softwood cuttings By simple layering Seed Collecting Unknown |