Approximately 2400 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
404911
USDA average, annual, minimum temperature
Zone:8
Type of plant -
bulb or plant, depending on season
Flower:
frag. YELLOW turns ORANGE, fades PINK
Height in meters: 1
Oenothera stricta Sulphurea
is included in the following B and T World Seeds flowering plant categories:
9: Alpine and Rock Garden Seed List (Hardy and Tender)
43: Herbaceous Border Plant Seed List
55: Fragrant or Aromatic Flower or Foliage Plant Seeds
110: South American Native Plant Seed List
531: Onagraceae
Germination guide
Oenothera stricta Sulphurea seeds will usually germinate in 15-30 days. Normally will only germinate with light so surface sow. Sow seeds about 1mm deep in a Well drained seed sowing mix at about 20°C.
Reduce soil temperature at night.