Up for sale 200 seeds of Bittersweet vine (Celastrus scandens) ? Bittersweet vine (Celastrus scandens) seeds require cold treatment before planting. A stratification period of three to four months is necessary prior to sowing. If planted in summer, expect sprouting the following spring. ? This vine thrives in hardiness zones 3 through 8 across the United States. American bittersweet, a climbing vine, twines around its support, showcasing vibrant yellow-orange fruit capsules with striking orange-red seeds in autumn. ? For fruit production, both male and female vines are essential and should be placed in full sun. Prune in early spring to manage growth and encourage fruiting. Seed propagation results in an equal chance of male or female plants. ? Your order will arrive in good condition. If any issues occur upon receiving order, contact us the same day with a detailed description and photos so we can assist you.