North America Native Plant

Pink Alumroot

Botanical name: Heuchera rubescens var. glandulosa

USDA symbol: HERUG

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Pink Alumroot: A Delicate Mountain Native for Your Rock Garden Meet pink alumroot (Heuchera rubescens var. glandulosa), a charming little perennial that’s been quietly beautifying the mountains of California and Nevada long before rock gardens became trendy. This delicate native might just be the perfect addition to your drought-tolerant landscape ...

Pink Alumroot: A Delicate Mountain Native for Your Rock Garden

Meet pink alumroot (Heuchera rubescens var. glandulosa), a charming little perennial that’s been quietly beautifying the mountains of California and Nevada long before rock gardens became trendy. This delicate native might just be the perfect addition to your drought-tolerant landscape – if you know how to make it happy.

What Makes Pink Alumroot Special

Pink alumroot is a true western native, calling the mountainous regions of California and Nevada home. As a perennial forb, this herbaceous beauty lacks woody stems but makes up for it with personality. The plant forms attractive basal rosettes of rounded, lobed leaves that serve as the perfect backdrop for its delicate pink to reddish flower stems that dance in the breeze.

This variety is found naturally in California and Nevada, where it has adapted to some pretty tough mountain conditions.

Why You’ll Love (or Maybe Struggle With) Pink Alumroot

Let’s be honest – pink alumroot isn’t for everyone, and that’s okay! This little mountain dweller has some specific preferences that make it absolutely shine in the right conditions but potentially frustrating in the wrong ones.

You’ll love it if:

  • You’re creating a rock garden or alpine-style landscape
  • You want a drought-tolerant native that attracts pollinators
  • You appreciate subtle, delicate beauty over bold showstoppers
  • You have well-draining, rocky, or sandy soil

It might not be for you if:

  • You have heavy clay soil or poorly draining conditions
  • You’re looking for a bold, high-impact plant
  • You want something that thrives in rich, moist garden soil
  • You live in an extremely humid climate

The Perfect Spot for Pink Alumroot

Think of pink alumroot as the plant equivalent of a mountain climber – it loves rocky, well-draining spots that mimic its natural habitat. This makes it absolutely perfect for:

  • Rock gardens and alpine gardens
  • Drought-tolerant landscapes
  • Native plant gardens
  • Naturalistic plantings in appropriate climates
  • Slopes and areas with excellent drainage

In these settings, pink alumroot works beautifully as a groundcover or accent plant, creating delicate texture and seasonal interest without demanding constant attention.

Growing Pink Alumroot Successfully

Hardiness: Pink alumroot thrives in USDA zones 4-8, making it suitable for a wide range of climates with proper care.

Light Requirements: This adaptable native does well in partial shade to full sun, though some afternoon shade in hotter climates helps prevent stress.

Soil Needs: Here’s where pink alumroot gets picky – it absolutely must have well-draining soil. Rocky, sandy, or gravelly soils are ideal. Heavy clay or constantly moist conditions are a no-go.

Water Requirements: Once established, pink alumroot is quite drought-tolerant, reflecting its mountain heritage. Water regularly during the first growing season, then reduce to occasional deep watering during extended dry periods.

Planting and Care Tips

When to Plant: Spring or fall are ideal planting times, giving the plant time to establish before extreme weather.

Planting Tips:

  • Amend heavy soils with coarse sand or gravel to improve drainage
  • Plant at the same depth as the root ball
  • Space plants 12-18 inches apart
  • Mulch lightly with gravel or small stones rather than organic mulch

Ongoing Care:

  • Divide clumps every 3-4 years in spring or fall
  • Remove spent flower stalks to encourage reblooming
  • Avoid overhead watering to prevent crown rot
  • Protect from excessive winter moisture in humid climates

Benefits for Wildlife and Pollinators

Pink alumroot might be small, but it pulls its weight in supporting local ecosystems. The delicate flowers attract native bees, beneficial insects, and other small pollinators. While it won’t single-handedly transform your garden into a pollinator paradise, it’s a valuable contributor to a diverse native plant community.

Is Pink Alumroot Right for Your Garden?

Pink alumroot is one of those plants that rewards gardeners who understand and work with its needs rather than against them. If you’re creating a rock garden, working with naturally well-draining soil, or building a drought-tolerant native landscape in the western United States, this delicate beauty could be exactly what you’re looking for.

However, if you’re expecting a low-maintenance plant for typical garden conditions, you might be better served by other native options that are more adaptable to average garden soils.

The key to success with pink alumroot is embracing its mountain personality – give it the rocky, well-draining conditions it craves, and you’ll be rewarded with years of subtle beauty and the satisfaction of growing a true regional native.

Pink Alumroot

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Saxifragaceae Juss. - Saxifrage family

Genus

Heuchera L. - alumroot

Species

Heuchera rubescens Torr. - pink alumroot

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA