According to the below source in the related link, definitely not.IMPORTANT African violets are NOT viola and are NOT considered edible.
With the right conditions ,yes.
Yes, indeed they do. African violets have beautiful flowers, they grow in many colors.
The seasons that African violets flower depend on their variety. Some of the older varieties seem to flower all the time or at least every two months. Please refer to the related link below where you...
African violets are male and female flowers. They have pistils (the female part) and stamen (the male part)