After five weeks, transplant to pots of rich soil and keep in a sunny spot. Start seeds indoors about eight weeks before the last frost. Keep in a warm spot. Germination is slow. Although burning bush does produce flowers, they are quite inconspicuous.
Germination is fast - within days.
Transplant outdoors when danger of frost is past. Also known as poor man's orchid, the white, pink, or lavender flowers do resemble those of an orchid. Germination times can vary from several days to several weeks, so don't give up on it. It as a long blooming season and makes a good cut flower. The seeds need an early start - as early in March as possible, or even in February.