temperature of soil for germination of seeds indoors
Collard seeds germinate well in a range of soil temperatures, from 45 to 85 degrees Fahrenheit. Indoors, a temperature between 60 and 70 degrees provides optimum germination conditions.The soil must remain moist throughout the sprouting period.ermination Requirements. Collard seeds germinate well in a range of soil temperatures, from 45 to 85 degrees Fahrenheit. Indoors, a temperature between 60 and 70 degrees provides optimum germination conditions. The soil must remain moist throughout the sprouting period.