Cornus sericea
Red Osier Dogwood
Red Osier dogwood is a deciduous shrub with a rounded, spreading form. The plant grows to be a large shrub, up to 3m high and tends to form thickets with numerous stems rising from the root system. Autumn colour ranges from yellow to a purplish red depending on the annual seasonal variations.
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Full sun to partial shade
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Occasional watering
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Full Frost Hardy: 5F (-15°C)
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Moist and free draining
Common name
Red Osier Dogwood
Latin name
Cornus sericea
type
Trees or Shrubs
family
Cornaceae
ph
5.0 - 8.0 Acid - Neutral
Plant & bloom calendar
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Best time to plant
full grown dimensions
Cornus sericea
Red Osier dogwood is a deciduous shrub with a rounded, spreading form. The plant grows to be a large shrub, up to 3m high and tends to form thickets with numerous stems rising from the root system. Autumn colour ranges from yellow to a purplish red depending on the annual seasonal variations.
Planting
From Late Winter TO Early Spring
Shrubby dogwoods grown for their winter stem colour (Cornus alba, C. sericea and C. sanguinea cvs.) are unfussy about their soil conditions, but they are able to thrive in damp conditions where other shrubs might fail. C. controversa (the wedding cake tree), C. alternifolia (the pagoda dogwood), C. mas (the cornelian cherry) and C. officinalis are also tolerant of a range of soil conditions. Flowering dogwoods Cornus florida, C. kousa, C. capitata and C. nuttallii do best in well-drained but fertile soil that is rich in organic matter and neutral to acid in pH. C. kousa (from Korea and Japan), is more tolerant of neutral to alkaline conditions than are the North American species C. florida and C. nuttallii. All Cornus species will tolerate full sun or partial shade, but those grown for their winter stem colour show better colour when grown in full sun.
Propagation
From Mid Spring TO Early Summer
Species plants can be propagated from seed, but named cultivars will not come true to type from seed and are better propagated from hardwood or greenwood cuttings. Variegated cultivars of C. controversa (the wedding cake tree) and C. alternifolia (the pagoda dogwood) are usually grafted commercially in winter, but may also be propagated at home from cuttings.