Begonia Flowers Turning Brown. Its affecting older and newer flowers. The leaves have turned crispy brown at the edges and the blooms have also been browning around the fringes though most of the flower remains.
24052021 Leaves and flowers turning brown can be a result of improper watering says Better Homes. Why Are My Outdoor Begonia Leaves Turning Brown. Soil that is dry beneath the surface means the plant has been underwatered.
Your begonias will make new buds and flowers all season long.
The main cause of begonia leaves curling and turning brown are direct sunlight and underwatering issues. Filtered sunlight is best for them. At this point you should do a process known as deadheading. Your begonias will make new buds and flowers all season long.