

Just keep watering the plants throughout the growing season, and bring them inside before the first frost date. If you're planting in containers, you may want to bring your plants inside and allow them to continue to bloom in the winter. You'll just need to bring them indoors before cold weather! There are two ways to keep your passion flowers inside over winter: you can keep them in the house, in a sunny window, or you can let them go dormant.
PURPLE PERSIAN BUTTERCUP BULB FULL
If you don't experience warm, tropical weather year-round, you can still enjoy a summer full of purple passion flowers. Overwintering Purple Passion Flower in Zones 3, 4, 5, 6, and 7: Bringing the Plants Indoors Then, simply allow the plants to continue to bloom. Lucky snowbirds and year-round residents of the Southern United States won't have any overwintering worries with Purple Passion Flower Vines-there's no real winter in these parts of the United States! After your plants bloom, you can prune them back to maintain shape and get rid of any damaged pieces. Overwintering Purple Passion Flower in Zones 8, 9, and 10: So, how do you overwinter a Purple Passion Flower? In most of the United States, passion flower vines cannot survive winter outdoors. These perennials are only cold-hardy in Zones 8, 9 and 10. What kind of winter care does a Purple Passion Flower need?Ĭare for Purple Passion Flower vines is very dependent upon climate.
