Family: Hydrangeaceae
(hy-drain-jee-AY-see-ee) Genus: Hydrangea (hy-DRAIN-juh) Species: macrophylla (mak-roh-FIL-uh) Cultivar: Penny Mac
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Height 4-6 ft. (1.2-1.8 m)6-8 ft. (1.8-2.4 m) Spacing 4-6 ft. (1.2-1.8 m)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) Sun Exposure Sun to Partial ShadeDanger Parts of plant are poisonous if ingestedBloom Color PinkDark Blue Lavender Bloom Time Late Summer/Early Fall |
Foliage DeciduousOther details UnknownPropagation Methods By dividing the rootballFrom softwood cuttings From semi-hardwood cuttings From seed; direct sow outdoors in fall From seed; winter sow in vented containers, coldframe or unheated greenhouse From seed; sow indoors before last frost Seed Collecting Allow seedheads to dry on plants; remove and collect seedsSoil pH requirements 5.6 to 6.0 (acidic)6.1 to 6.5 (mildly acidic) 6.6 to 7.5 (neutral) Patent Information UnknownFoliage Color UnknownBloom Characteristics UnknownWater Requirements Requires consistently moist soil; do not let dry out between wateringsWhere to Grow Unknown |