B and T World Seeds' reference number: 65691
USDA average, annual, minimum temperature Zone:5
Type of plant - deciduous shrub
Flower: frag. PINK to CRIMSON, to 4cm. dia.
Fruit: 1-1.7cm. dia., round (stratify 3mo.)
Foliage: 5-7 ovate 3.5cm. lfts
Height in meters: 3

Common names for Rosa californica: California Rose,  Kalifornische Rose, 

Rosa californica is included in the following B and T World Seeds flowering plant categories:
40:   Shrub Seed List, Hardy and Tender
45:   Bee and Butterfly Attracting also Honey and Pollen Plant Seeds
55:   Fragrant or Aromatic Flower or Foliage Plant Seeds
62:   Mexican Native and Introduced Plants
76:   Californian Native Plant Seed List
161:   Edible Flowers
185:   Plant Species whose germination is improved by Smoke
597:  Rosaceae
719:   North American Native Ethnobotanicals

Germination guide
Rosa californica seeds will usually germinate in 30-365+ days, even under good conditions germination may be erratic. Normally will only germinate with light so surface sow. Sow seeds about 1mm deep in a Well drained seed sowing mix at about 12°C.

(Pre-chill for 3 months).