Physocarpus bracteatus
Physocarpus opulifolius
- Native to:
- Canada
Wikimedia: Eric Hunt
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Rosaceae
- Genus:
- Physocarpus
- Species:
- Physocarpus opulifolius
- USDA Symbol:
- PHBR14
Growth Characteristics
- Height:
- 300 cm
- Light Requirements:
- Full Sun,Part Shade,Shade
- Drought Tolerance:
- Medium
- Bloom Months:
- may,jun
- Bloom Colors:
- white, pink
- Landscaping Shrub:
- Yes
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★☆☆ Butterfly & moth species supported by this genus (NWF)
Host Plant for Caterpillars
Aethes sp., Ancylis spiraeifoliana, birch leaffolder (Ancylis discigerana), Blinded Sphinx (Paonias excaecata), bluish spring moth (Lomographa semiclarata), Cecropia moth (Hyalophora cecropia), common eupithecia (Eupithecia miserulata), Dimorphic eulithis (Eulithis molliculata), Dogwood borer (Synanthedon scitula), Eupithecia palpata, Eupsilia sp., Glorious Habrosyne (Habrosyne gloriosa), Gypsy moth (Lymantria dispar), Hemina Pinion (Lithophane hemina?), Herpetogramma abdominalis, hibiscus Quaker (Orthosia hibisci), Hitched Arch (Melanchra adjuncta), Io moth (Automeris io), Itame abruptata, Linden looper (Erannis tiliaria), Lithophane oriunda, Morrison's sallow (Eupsilia morrisoni), Morrisonia evicta, Obliquebanded leafroller (Choristoneura rosaceana), One-spotted variant moth (Hypagyrtis unipunctata), Prochoerodes transversata, purplish leafroller moth (Olethreutes permundana), signate melanolophia moth (Melanolophia signataria), spiny looper moth (Phigalia titea), Stigmella corylifoliella, Unicorn caterpillar moth (Schizura unicornis), white spring moth (Lomographa vestaliata), woolly gray (Lycia ursaria), Xylena curvimacula
Garden & Ecology Notes
- Wildlife Value:
- birds, bees, butterflies
- Deer Resistant:
- Yes
- Fall Color:
- yellow
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from the root crown after fire or cutting. Often used in restoration of fire-prone riparian areas.
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate best with cold stratification. Can also be propagated easily from softwood cuttings.
ORGHPS Germination Guide: Expose to fluctuating outdoor winter temps incl. freezing for 3 months. Increase light/temp in spring.