Family: Scrophulariaceae
(skrof-yoo-larr-ee-AY-see-ee) Genus: Verbascum (ver-BASK-um) Species: blattaria (blat-TAR-ee-uh) Synonym:Thapsus blattaria Synonym:Verbascum carduifolium Synonym:Verbascum rhinanthifolium
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Category Alpines and Rock GardensBiennials Perennials Water Requirements Drought-tolerant; suitable for xeriscapingAverage Water Needs; Water regularly; do not overwater Sun Exposure Full SunFoliage EvergreenVelvet/Fuzzy Foliage Color UnknownHeight 36-48 in. (90-120 cm)Spacing 24-36 in. (60-90 cm)Hardiness 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 Pale PinkPale Yellow White/Near White Bloom Characteristics UnknownBloom Size UnknownBloom Time Mid SummerLate Summer/Early Fall Other details UnknownSoil pH requirements 6.6 to 7.5 (neutral)7.6 to 7.8 (mildly alkaline) 7.9 to 8.5 (alkaline) Patent Information Non-patentedPropagation Methods From seed; direct sow outdoors in fallFrom seed; winter sow in vented containers, coldframe or unheated greenhouse From seed; sow indoors before last frost Self-sows freely; deadhead if you do not want volunteer seedlings next season Seed Collecting Allow pods to dry on plant; break open to collect seeds |