Buy Flowers › Lobelia gerardii 'Vedrariensis' - 4" Pot Lobelia gerardii 'Vedrariensis' - 4" Pot $7.00 Perennial with deep blue purple flowers, 36" tall, excellent form, zone 5-9 Add To Cart Added! Perennial with deep blue purple flowers, 36" tall, excellent form, zone 5-9