Kalmia latifolia 'Keepsake'
shrub

Keepsake Mountain Laurel

Kalmia latifolia 'Keepsake'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Shrub

Height

60 inches

Width

60 inches

Light

Partial Sun, Shade

Zones

5, 6, 7, 8, 9

Water

Moderate

Humidity

Average

Lifespan

Long-lived evergreen shrub

Native To

Eastern North America (species)

Toxicity

All parts are highly toxic if ingested

The Story

Plant Bio

Kalmia latifolia, the Mountain Laurel, is a broadleaf evergreen shrub native to eastern North America. It is renowned for its unique, cup-shaped flowers that appear in large clusters and its leathery, rhododendron-like leaves. 'Keepsake' is a spectacular cultivar distinguished by its deep raspberry-red buds that open to flowers with a striking dark red-purple band and a near-white center. It is a more compact selection with excellent foliage.

Bloom Period:

J
F
M
A
M
J
J
A
S
O
N
D
EarlyLate

Uses & Benefits:

Ornamental Uses'Keepsake' provides a breathtaking floral display in late spring with its uniquely colored and patterned flowers. The glossy evergreen foliage adds year-round structure and texture to the garden.
Practical UsesIts preference for shade and acidic soil makes it a perfect choice for woodland gardens, north-facing foundations, and as a companion for other ericaceous plants like rhododendrons.
Ecological BenefitsThe flowers are a valuable nectar source for native bees and other pollinators. The evergreen thickets provide winter cover for birds and small wildlife.

Marketplace

Where to Buy

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Planting

How to Grow

  1. Select a site with partial shade and acidic, humus-rich soil.
  2. Amend soil with compost or peat moss to improve structure and acidity.
  3. Dig a shallow, wide hole, no deeper than the root ball.
  4. Set the plant slightly high to ensure the crown won't be buried.
  5. Backfill with the amended soil and water thoroughly.
  6. Mulch with 2-3 inches of pine needles or shredded bark.

Pro Tip

Plant high, with the top of the root ball slightly above the surrounding soil, to ensure excellent drainage.

Keep It Thriving

Care Guide

Do

  • Maintain a consistent layer of acidic mulch.
  • Water regularly during dry periods, especially in summer.
  • Provide protection from harsh winter winds and sun.
  • Deadhead after flowering to encourage bushier growth.

Don't

  • Do not plant in heavy clay or alkaline soils.
  • Avoid deep cultivation around the shallow roots.
  • Don't let the plant dry out, but also avoid waterlogged conditions.
  • Refrain from using general-purpose fertilizers; use one for acid-lovers.

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Deadhead
Fertilize
Mulch
Plant

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Stunning woodland garden specimenShowy foundation planting for shady areasMassed planting on acidic slopes

Companion Plants

Rhododendron Azalea Pieris japonica Fothergilla gardenii Hosta

Multiply

Propagation Methods

Good to Know

Common Questions

Keepsake Mountain Laurel questions

What zones can Keepsake Mountain Laurel grow in?

Keepsake Mountain Laurel is hardy in USDA Zones 5–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Keepsake Mountain Laurel deer resistant?

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

When does Keepsake Mountain Laurel bloom?

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

Does Keepsake Mountain Laurel need full sun?

Keepsake Mountain Laurel does best in part shade.

Keep exploring

Grow Keepsake Mountain Laurel with confidence

See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.

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