Certified GKH Gardening Expert
That will be overwatering. These plants are adapted to the heat and dry. They originate in Africa in hotter, drier regions.
They will not need much extra care, as long as doesn't freeze for very long in your area.
This article will help you to care for them: https://www.gardeningknowhow.com/ornamental/shrubs/african-bush-daisy/growing-bush-daisies.htm