Growing Zinnia

Germination
 - Time:  takes approximately five to seven days
- Temperature: 68 to 72°F (20 to 22°C)

 - Light: not required

 - Humidity: until cotyledons come out from the seeds, maintain 95%-97% humidity

Growth

 - Time: takes 61days from sowing to flowering
 - Transplant: when there are at least two sets of true leaves
 - Space: space 6-12 inches apart
 - Light: full sun
 - Soil: PH 5.5 - 7.0, fertile 
 - Temperature: 60-65° days/55-60° nights
 - Water: normal

 - Blossom season: spring to summer

Common Problems

 - Insects:Monitor for Aphids early in production, and

Thrips during flowering

 - Disease: Avoid high humidity or condensation because these conditions are favorable for Botrytis and Powdery Mildew diseases.