Wall bellflower- When does Wall bellflower bloom? Which color can Wall bellflower bloom? Is it possible to grow Wall bellflower on wall cracks?

Wall bellflower

Wall bellflower bloom season from spring to summer, in hot climate can be until the winter and maybe in summer won’t bloom, Wall bellflower color can be purple, blue or pink.

Wall bellflower can grow wall cracks but it can destroy the wall little bit, better to make pot on the wall.

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