Penstemon

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Intense blue flowers are exceptionally long blooming and irresistible to butterflies. Beautiful at garden's edge, in rock gardens or cut for summer bouquets. Lovely planted with cranesbill, yarrow and osteospermum. Remove faded flowers to promote rebloom.

Companion Plants

Shasta Daisy

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Shasta Daisy

Beautiful daisy flowers are great for summer bouquets. Also attractive in butterfly gardens or combined with other perennials such as iris, poppy, daylily or yarrow. Remove faded flowers down to the next visible bud to promote rebloom.

Tickseed

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Tickseed

Shining stars of the perennial garden, these abundantly blooming compact plants produce small daisylike flowers that may attract butterflies and songbirds to the garden. Combine with purple cranesbill, red bee balm and blue bachelor button for a fabulous blend of color and texture. Remove faded flowers for continuous bloom.

Yarrow

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Yarrow

Beautiful, flat-topped flower clusters attract butterflies to the garden. Foliage is typically lacy and aromatic. Nice in cottage or wild gardens. Flowers are a superb addition to arrangements, fresh or dried. An open location with well-drained soil is ideal.

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Details

Common name

Penstemon

Botanical name

Penstemon heterophyllus

Variety

Electric Blue

Zone

USDA 6 - 10

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Bloom color

Blue

Bloom time

spring-summer

Light

sun

Height

12-18" (31-46 cm)

Habit

upright

Water

weekly during dry spells

Feed

use all-purpose

Maintenance

divide every 3 to 5 years