- You Will Get 50 Seeds Of Delphinium Blue Bird Flower Seeds. - Watering: Light. - This is for 50 seeds this is the delphinium Blue Bird this delphinium is a great perennial that grows tall. - This plant may require it to be staked up they get up to 70" tall and with the flowers in bloom they can blow around good. - Humming birds and bees really like these mix this kind and others together and they would look great around your house.