How To Care For Painted Leaf Begonia. The black leaves are from a cultivar named Begonia rex-cultorum Dark Mambo. In more northern regions some sun shouldnt be an issue but the plant should be brought indoors during the cooler months.
Be sure the cutting has a few nodes on it. It could encourage powdery mildew on leaves. In more southern regions it will need to be protected from the direct summer heat and sunlight but can be grown outdoors year-round.
The ideal summer temperature is 74.
The ideal summer temperature is 74. 3302018 The accumulation burns the leaf edges brown and dead If you live in an area with hard tap water switching to distilled water or rainwater will fix this. If you love Begonias youll love the plants on this list. 4132020 In cooler areas bring them outdoors in the summer and placed indoors in the fall.