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Family: Scrophulariaceae
(skrof-yoo-larr-ee-AY-see-ee) Genus: Buddleja (BUD-lee-uh) Species: davidii (duh-VID-ee-eye) Synonym:Buddleja variabilis
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Category ShrubsWater Requirements Average Water Needs; Water regularly; do not overwaterSun Exposure Full SunFoliage HerbaceousFoliage Color UnknownHeight 4-6 ft. (1.2-1.8 m)6-8 ft. (1.8-2.4 m) 8-10 ft. (2.4-3 m) Spacing 6-8 ft. (1.8-2.4 m)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) USDA Zone 10a: to -1.1 °C (30 °F) |
Where to Grow Grow outdoors year-round in hardiness zoneCan be grown as an annual Danger Pollen may cause allergic reactionBloom Color PinkFuchsia (red-purple) Light Blue Lavender White/Near White Bloom Characteristics This plant is attractive to bees, butterflies and/or birdsFlowers are fragrant Bloom Size UnknownBloom Time Late Spring/Early SummerOther details May be a noxious weed or invasiveSoil 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 semi-hardwood cuttingsSeed Collecting Allow seedheads to dry on plants; remove and collect seeds |