Scientific Name: Sanguisorba obtusa
Common Name: bottlebrush
Family Name: Rosaceae
Origin: S.E. Asia / Japan / China
Hardiness Zone: Zone 4: (-34 to -29 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.7 - 1.3m x 0.6 - 1.0m (height x width)
Habit: Upright
Form: Pyramidal - narrowly
Texture: Medium - fine
Landscape Uses: Container planting, Cut flower or foliage, Perennial border, Waterside planting, Wetland - bogs
Exposure: Full sun only if soil kept moist, Part sun/part shade
Soil or Media: Well-drained
Leaves: Compound, Alternate, Basal, Soft flexible, Pinnate venation, Glabrous, Elliptic, Oblong, Ovate, Dentate, Serrate
Flowers: Spike, Pink, Jun-Jul-Aug-Sep
Fruit: Achene, Dark-red, Brown, Sep-Oct-Nov
Key ID Features:
Leaves compound with 5-9 oval leaflets with coarsely margins; florets small pale yellow petals, and tightly clustered by the hundreds in spike that's like a bottle-brush due to the long pink anther filaments. Perennial herb from a stout rhizome, smooth; stems erect to ascending, 25-80cm tall, sometimes branched above.