Mandevilla Flower Winter Care. The usual blooming season for these vines is from March to November. A good soil mix for mandevilla plants include two parts peat moss or potting soil to one part builders sand.
18052021 Its a perfect time to prepare them for the winter and the cold weather. This tropical plant wont tolerate temperatures below 45 to 50 degrees F. 08092020 Mandevilla and Dipladenia after flowering.
Unless you live in a year-round warm climate bring your plant inside for the winter.
Mandevilla formerly the genus Dipladenia splendens is hardy in zone 9-11. Location it in a cooler however well-lit space. The spelling of it may not be exactly right. Pruning can be done during re-potting.