Days to Germination:8-14 days
Impatiens balsamina. Balsam can be direct-sown into the garden or started indoors 6 to 8 weeks before transplanting out after the threat of frost has passed. Prepare bed in full to partial sunlight with rich, well-draining soil. Sow seeds in a good seed-starting medium at 70°F with even moisture, strong light and good ventilation. For consistent moisture during germination, cover flats or pots with plastic wrap until seedlings emerge: then, discard plastic. Harden off seedlings by gradually acclimating them to outside conditions for 7 to 10 days before transplanting out. When plants are 4" to 8" tall, thin or transplant 10" to 18" apart. Drought-tolerant, this heat lover requires good drainage and dislikes excessive watering. Once they start to bloom, they are free flowering until the first frost. Summer flowering. Height: 12" to 18".