Why won't my bittersweet vine get orange berries? It has little greenish white flowers in spring and hard green round berry-looking things but they never turn to the familiar orange berries.
Certified GKH Gardening Expert
There are several reasons why your bittersweet may not be maturing to orange. The plants may not be old enough, the temperatures where you live may not provide the proper warming and cooling, or your plants may not be getting enough light.