- You Will Get 25 Seeds Of Non Pelleted Gloxinia Avanti Red And White Edge Flower Seeds. - Watering: Medium. - This is for 25 Non Pelleted seeds these are the Gloxinia Avanti Series this has a very uniform flower is about 8" tall when mature and blooms early. - Each clump has about 10 to 15 bell shape flowers on them. - Flowers on these are about 1" across do great in zone 3-9 and are a perennial in some zones are great in pots or planters.