Rock Cotoneaster


Scientific Name: Cotoneaster horizontalis Decne.
Family: Rosaceae
Rock Cotoneaster(Cotoneaster horizontalis)
Recommended Temperature Zone:
Sunset®: 1-11,14-24,31-41
AHS: 7-5
USDA: 5-10

Heat Tolerance: Questionable

Sun Exposure: Full sun

Origin: Western China

Growth Habits: Semi-evergreen shrub, 2 to 3 feet tall (60 to 90 cm.), up to 15 feet in spread (4.5 m.), elliptic leaves, 0.25 to 0.5 inches long (6.25 to 12.5 mm.)

Flowers: White or pink flowers, in early spring to late spring

Fruit: Red pome, up to 0.2 inches long (5 mm.)

Watering Needs: Moderate water in Phoenix, little water in cooler areas.

Propagation: Semi-ripe cuttings in summer

Propagation: Cutting or occasionally seed

  • by semi-hardwood stem tip cuttings, in summer. Apply IBA Quick Dip 2000 PPM. Use intermittent mist. Root in 5-7 weeks.
  • by seeds, in summer. Germinates at 55-77 degrees F. The seeds can be harvested in autumn. The seeds need scarification and stratificati. The usual germination temperature is 55-77 degrees F.



 

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