African violets - without flowers and without ID

Parma violets or Saint Paulia are plants of African origin, widespread and appreciated worldwide over time.
Care for Parma violets
Placement: Bright but shaded spot, without direct afternoon sunlight
Watering: Twice a week, about 150 ml of water. Water gently from above without wetting the leaves or in the saucer.
Substrate: Neutral peat or loose soil. Do not use pots larger than 10-12 cm in diameter
Propagation: By dividing the plant into two or replanting the leaves
Characteristics: Can bloom all year round. For abundant flowering, fertilize every 10 days.

* The displayed price is for 1 potted plant. A plant will be shipped at random from the available stock. Since these are plants without flowers, the IDs are unknown.