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Penstemon digitalis 'Onyx and Pearls'
Plantaginaceae

Penstemon digitalis 'Onyx and Pearls'

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Hardiness Zone 3

Discover the plant

Family Plantaginaceae

Beautiful contrast between the very dark foliage and the lavender tubular flowers with white interiors. This plant tolerates heat and humidity well but is also very cold-resistant. Regularly prune faded flowers to renew them.

Penstemon digitalis 'Onyx and Pearls'

Soil and care

The rightconditions.

Fertilization Fertilizer for flowering

Bloom and dimensions

The completeprofile.

Bloom periodJune-August
Flower colorWhite
Foliage colorGreen
Maximum height3.5 feet (1.07 m)
Maximum width3.5 feet (1.07 m)
Growth rateFast
Hardiness zoneZone 3
Minimum temperature'-40°C

Its strengths, naturally.

Not recommended for pets
Not recommended for pets

Pets

Pollinators
Attracts or supports pollinating insects

Pollinators

Butterflies
Plants that attract butterflies

Butterflies

Hummingbirds
Flowers that attract hummingbirds

Hummingbirds

Deer
Less attractive or generally tolerated by deer

Deer

For every seedling

Everything for a strong start.

Shop all accessories
Shop all accessories

Hardy perennials

Hardy perennials for colourful, long-lasting gardens

Hardy perennials are essential plants for creating colourful, durable and easy-care gardens. Whether you are looking for perennials online, full sun perennials, shade perennials, partial shade plants, dry soil perennials or easy-care perennials, they offer reliable options for many garden styles. Some varieties are also valued as long-blooming perennials, pollinator plants, hummingbird plants or deer-resistant perennials, making them useful for flower beds, borders and naturalized plantings.