Kalmia latifolia ‘Nipmuck’
Overview
Uses: Foundation plantings, shaded entryways, woodland edges, small gardens, native landscapes.
Benefits: Intense red buds open to soft pink flowers with a darker pink reverse, so each cluster shows two colors at once in late spring. Dense, rounded evergreen growth tops out around 4–5 feet, small enough for beds close to the house.
USDA Hardiness Zones: 5–9
Sun: Partial Sun to Partial Shade
Life Cycle: Broadleaf Evergreen Shrub
Growth Habit: Rounded, Mounding — dense branching from a low base.
Bloom Color: Red, opening to Light Pink
Foliage Color: Dark Green
Mature Height: 4–5 feet
Mature Width: 4 feet
Bloom Season: Late Spring to Early Summer
Growth Rate: Slow to Moderate
Summary
Red buds and a size that fits next to the house: ‘Nipmuck’ gives you the classic red-budded mountain laurel look in a smaller package.
In late spring the branch tips fill with clusters of deep red buds, crimped like piped icing. As they open, the flowers turn soft pink inside while the outer face stays a darker pink, so the plant carries red, rose and pale pink at the same time. The show runs for several weeks from first color to last open flower.
Between bloom seasons, ‘Nipmuck’ is a dense mound of dark green, leathery leaves that holds its color through winter. At about 4–5 feet tall and 4 feet wide, it fits a foundation bed, a shaded front walk or the front of a woodland border without crowding windows or paths.
Like all mountain laurels, it grows slowly and lives a long time. Plant it once in acidic, well-drained soil with some shade, and it settles in for decades.
Care
Mountain Laurel ‘Nipmuck’ Care
Plant in morning sun with afternoon shade, or bright filtered light under tall trees. In the North it handles more sun if the soil stays moist; in hotter areas, afternoon shade keeps the leaves from scorching. Deep shade means fewer flowers.
Mountain laurel needs acidic, well-drained soil rich in organic matter. It struggles in heavy clay, standing water and alkaline soil, where the leaves turn yellow. Work in compost or pine bark at planting and set the root ball slightly high in heavier ground.
Water deeply through the first growing season, then during dry spells. The roots are shallow, so a 2–3 inch layer of bark mulch or pine needles keeps them cool and moist; keep mulch a few inches off the stems.
Feed lightly in early spring with a slow release fertilizer made for acid-loving plants. Skip lime and wood ash near the roots.
Pruning is rarely needed. If you want to shape the plant, do it right after flowering, because next year’s buds form over the summer. Snapping off spent flower clusters lets the plant put its energy into new growth and next year’s buds.
Growing in Containers
This compact laurel grows well in a large container filled with an acidic potting mix made for azaleas and rhododendrons. Use a pot with good drainage holes. Containers dry out faster than garden soil, so check moisture often in summer and water when the top inch feels dry. Feed lightly in spring, since potting mix runs out of nutrients sooner than garden soil. Roots in a container are more exposed to cold than roots in the ground. Plants hardy in the ground may require winter protection when grown in containers in colder zones.
Size
What Size is the Mountain Laurel ‘Nipmuck’ for Sale Online?
Our Mountain Laurel ‘Nipmuck’ ships in a greenhouse-grade grow pot and is appropriately sized for its container at the time of shipment. In spring it may arrive with buds set. If you have specific sizing or planting questions, please contact us.
How Large Does Mountain Laurel ‘Nipmuck’ Grow?
‘Nipmuck’ matures at about 4–5 feet tall and 4 feet wide, forming a dense, rounded evergreen. It grows slowly, adding a few inches a year, so it reaches full size over many years.
Additional Information
What are some common names for this plant?
Kalmia latifolia goes by several common names:
- Mountain Laurel
- Calico Bush
- Spoonwood
How is ‘Nipmuck’ different from other red-budded mountain laurels?
Most red-budded mountain laurels grow into large shrubs of 7 feet or more. ‘Nipmuck’ stays near 4–5 feet, so it suits foundation beds and smaller gardens. Its flowers also open paler than many red-budded types, soft pink inside with a darker pink outer face, which gives each cluster a two-tone look.
Is Mountain Laurel ‘Nipmuck’ a native plant?
‘Nipmuck’ is a cultivar of Kalmia latifolia, which is native to eastern North America from Maine to the Gulf Coast. That makes it a nativar: a selected form of a native species. Browse more in our Native Plants of North America collection.
Is Mountain Laurel ‘Nipmuck’ deer resistant?
Mountain laurel is generally considered deer resistant, and deer tend to pass over its thick, leathery leaves. Browsing pressure varies by region, and hungry deer in a hard winter may sample almost anything. For more options, see our Deer-Resistant Shrubs and Evergreens collection.
What grows well with Mountain Laurel ‘Nipmuck’?
Mountain laurel wants the same acidic, moist, well-drained soil and dappled light as rhododendrons, so the two pair naturally. Ferns, hostas and woodland natives fill in below. For more spring color in the same bed, browse our Azaleas collection.
