North America Native Plant

Nevada Jacob’s-ladder

Botanical name: Polemonium nevadense

USDA symbol: PONE14

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Nevada Jacob’s-ladder: A Rare Alpine Gem Worth Protecting If you’re drawn to rare and challenging native plants, Nevada Jacob’s-ladder (Polemonium nevadense) might just capture your imagination. This delicate perennial forb represents one of Nevada’s most specialized native wildflowers, though growing it successfully requires both dedication and a deep respect for ...

Rare plant alert!

Region: Conservation status by state

Status: S1Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Nevada Jacob’s-ladder: A Rare Alpine Gem Worth Protecting

If you’re drawn to rare and challenging native plants, Nevada Jacob’s-ladder (Polemonium nevadense) might just capture your imagination. This delicate perennial forb represents one of Nevada’s most specialized native wildflowers, though growing it successfully requires both dedication and a deep respect for conservation.

What Makes Nevada Jacob’s-ladder Special

Nevada Jacob’s-ladder is a charming alpine perennial that produces clusters of small, tubular blue to purple flowers above delicate, compound leaves. As a forb (a non-woody flowering plant), it maintains a low, cushioned growth habit perfectly adapted to harsh mountain conditions. The plant’s intricate pinnate leaves, divided into small leaflets, give it an almost fern-like appearance that contrasts beautifully with its vibrant blooms.

Where It Calls Home

This remarkable plant is endemic to Nevada, meaning it grows naturally nowhere else in the world. You’ll find it clinging to life in the state’s high-elevation mountain ranges, particularly in the Sierra Nevada. This extremely limited distribution makes it a true treasure of the Silver State’s alpine flora.

A Word of Caution: Rarity Matters

Before we dive into growing tips, there’s something crucial you need to know. Nevada Jacob’s-ladder has a Global Conservation Status of S1Q, indicating it’s extremely rare and potentially vulnerable. If you’re interested in growing this plant, please only obtain seeds or plants from reputable native plant societies or nurseries that source their material responsibly. Never collect from wild populations.

Garden Role and Design Potential

In the right setting, Nevada Jacob’s-ladder can be a stunning addition to specialized gardens:

  • Alpine and rock gardens where it can showcase its natural mountain character
  • Native plant collections focused on Nevada flora
  • Specialized container gardens for rare plant enthusiasts
  • Educational gardens highlighting regional endemics

Its compact size and delicate flowers make it perfect for intimate viewing spaces where visitors can appreciate its subtle beauty up close.

The Challenge: Growing Conditions

Let’s be honest – Nevada Jacob’s-ladder isn’t for beginner gardeners or those seeking easy-care plants. This alpine specialist demands conditions that mimic its high-elevation home:

  • Exceptional drainage is absolutely critical
  • Cool temperatures, especially during summer months
  • Protection from hot afternoon sun
  • Rocky, well-draining soil similar to alpine conditions
  • Consistent moisture without waterlogging

Most successful attempts occur in USDA hardiness zones 4-6, but even within these zones, the specific microclimate requirements make cultivation challenging.

Planting and Care Tips

If you’re determined to try growing Nevada Jacob’s-ladder, here’s your best strategy:

  • Create a rock garden with excellent drainage using coarse sand and gravel
  • Provide morning sun with afternoon shade
  • Use containers with specialized alpine growing mix if garden conditions aren’t suitable
  • Water carefully – the soil should be moist but never soggy
  • Consider growing in an alpine house or cold frame for better environmental control
  • Be patient – alpine plants often grow slowly and may take time to establish

Benefits to Pollinators and Wildlife

When it does bloom, Nevada Jacob’s-ladder provides valuable nectar for high-elevation pollinators, including specialized alpine bees and butterflies. In its natural habitat, it plays an important role in supporting the unique ecosystem of Nevada’s mountain environments.

Should You Grow It?

Nevada Jacob’s-ladder is best suited for serious native plant enthusiasts who can provide the specialized conditions it needs. If you’re passionate about rare plants and conservation, and you can source it responsibly, it could be a rewarding challenge. However, if you’re new to alpine gardening or looking for reliable garden performers, you might want to start with more forgiving native alternatives.

Remember, every plant of this rare species that thrives in cultivation helps preserve its genetic diversity and reduces pressure on wild populations. That makes every successful grower a conservation hero in their own small way.

Nevada Jacob’s-ladder

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Polemoniaceae Juss. - Phlox family

Genus

Polemonium L. - Jacob's-ladder

Species

Polemonium nevadense Wherry - Nevada Jacob's-ladder

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