perennial

Cutleaf Beardtongue

Penstemon dissectus

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

24 inches

Width

12 inches

Light

Full Sun

Zones

7, 8, 9

Water

Low

Humidity

Average

Lifespan

Perennial

Native To

Georgia, USA

Toxicity

Non-toxic to humans and pets

The Story

Plant Bio

A rare species of beardtongue, Penstemon dissectus is an herbaceous perennial noted for its unique, finely-divided, fern-like leaves and showy lavender to purple tubular flowers. This species is the only Penstemon in the eastern United States with dissected leaves. It is a rare plant, endemic to the sandhills of Georgia, and valued for its delicate appearance and drought tolerance.

Bloom Period:

EarlyLate

Uses & Benefits:

Provides vibrant purple flowers that attract pollinators and add color to garden beds.

Drought-tolerant, requires minimal watering once established.

Supports pollinator populations, especially bees and butterflies.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

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Planting

How to Grow

Tuck seeds into well-draining soil in spring
Water regularly until established, about 2 weeks
Provide full sun for best flowering results
Fertilize lightly in early spring with balanced fertilizer
Prune dead flowers to encourage new blooms
Divide clumps every 3-4 years in early spring

Pro Tip

Ensure excellent drainage to prevent root rot and promote healthy growth.

Keep It Thriving

Care Guide

Do

Water sparingly during droughts 🌱
Prune to shape after flowering
Mulch to retain moisture and suppress weeds
Fertilize in early spring with a balanced fertilizer

Don't

Overwater, which can cause root rot ❌
Heavy fertilization that encourages foliage over flowers
Allow soil to stay waterlogged
Neglect pruning after flowering

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Propagate
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Violet-scented borderDrought-tolerant rock gardenPollinator-friendly flower bed

Companion Plants

Lavender Salvia Yarrow Russian Sage Coreopsis

Multiply

Propagation Methods

Good to Know

Common Questions

Cutleaf Beardtongue questions

What zones can Cutleaf Beardtongue grow in?

Cutleaf Beardtongue is hardy in USDA Zones 7–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Cutleaf Beardtongue deer resistant?

Yes — Cutleaf Beardtongue is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Cutleaf Beardtongue bloom?

Cutleaf Beardtongue typically blooms in spring through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Cutleaf Beardtongue need full sun?

Cutleaf Beardtongue does best in full sun (6+ hours).

Is Cutleaf Beardtongue drought tolerant?

Yes — once established (usually after the first full season), Cutleaf Beardtongue handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.