Deadheading spent blooms will keep the flowers coming all season long ... with silvery-gray foliage and lavender-blue flowers ...

Unlike their early season counterparts, summer-blooming herbaceous ... have hybridized red and blue cardinal flower, resulting in many cultivars of flowering plants that exhibit characteristics ...

“Because you live in Pittsburgh, not Atlanta,” she remarks in regards to a lack of flowers ... on buds that sit and wait all winter to bloom the next summer. If they freeze out, then ...