Penstemon serrulatus
Penstemon serrulatus
Penstemon serrulatus
Penstemon serrulatus
Penstemon serrulatus
Penstemon serrulatus

Penstemon serrulatus

Cascade Penstemon

Plantaginaceae

Height

40 - 50 cm

Flower colour

purple

Flowering time

July - September

Foliage colour

green

Sunlight

sun - partial shade

Soil

well drained, moist, fertile

pH

acid - neutral - alkaline

Hardiness

hardy

Plant range

Pacific NW from Oregon - Alaska

Penstemon is a genus in the family Plantaginaceae.  It is a large genus native to N-America. They are usually low growing herbaceous plants or sub-shrubs with irregularly shaped flowers. They prefer full sun and many are well suited to rock gardens.

Propagation:


Division in spring.


Seed - sown in January - March.

Seed not covered and stored at 20°C (68°F) until germination.

Hardy. The whole plant has a pungent smell.

You can add comments or ask questions about this plant in the forum

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