When the temperature drops at night, bring them back indoors. After this hardening period they are ready to plant into their permanent position in the garden. Violas Violas may be directly sown into the garden at anytime from spring through fall. They also need 70 degrees during germination which takes anywhere from 10 to 20 degrees. Placing the flat in a refrigerator for several days prior to germination may give you faster results, but this isn't necessary.
Most Violas prefer full sun in the garden.
Petunias Petunias should be started indoors about 12 weeks prior to the last frost date for your area. The temperature within the medium should be 75 to 80 degrees. In the garden plant them 12 inches apart, in full sun. Cilantro Cilantro grows best in full sun in cool weather. It will tolerate light frosts.