North America Native Plant

Crandall’s Wild Hollyhock

Botanical name: Iliamna crandallii

USDA symbol: ILCR

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Crandall’s Wild Hollyhock: A Rare Colorado Native Worth Growing Responsibly Meet Crandall’s wild hollyhock (Iliamna crandallii), a stunning native perennial that brings the charm of old-fashioned hollyhocks to your garden with a wild, untamed twist. This Colorado endemic is like finding a hidden gem in the world of native plants ...

Rare plant alert!

Region: Conservation status by state

Status: SHQ: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Possibly Extinct: Known only from historical occurrences. Still some hope of rediscovery ⚘

Crandall’s Wild Hollyhock: A Rare Colorado Native Worth Growing Responsibly

Meet Crandall’s wild hollyhock (Iliamna crandallii), a stunning native perennial that brings the charm of old-fashioned hollyhocks to your garden with a wild, untamed twist. This Colorado endemic is like finding a hidden gem in the world of native plants – beautiful, beneficial, and wonderfully unique to the American Southwest.

What Makes Crandall’s Wild Hollyhock Special?

This perennial forb stands out in the garden with its impressive display of large, pink to rose-colored flowers that can reach 2-3 inches across. Blooming throughout the summer months, these hollyhock-like blossoms create tall, dramatic spikes that add vertical interest to any landscape. Unlike its garden-variety cousins, this wild hollyhock has adapted to thrive in the challenging conditions of its native Colorado habitat.

Native Status and Geographic Range

Crandall’s wild hollyhock is a true Colorado native, found naturally only in the Four Corners region of the state. This makes it a perfect choice for gardeners looking to support local ecosystems and create authentic regional landscapes. As a plant that evolved specifically in Colorado’s unique environment, it’s perfectly adapted to local growing conditions.

Important Conservation Note

Here’s something important to know: Crandall’s wild hollyhock has a Global Conservation Status of SHQ, which indicates its rarity in the wild. While this shouldn’t discourage you from growing it, it does mean you should be extra careful about sourcing. Always purchase seeds or plants from reputable native plant nurseries that practice ethical collection methods, and never harvest from wild populations.

Garden Design and Landscape Uses

This eye-catching native works beautifully in several garden settings:

  • Native plant gardens and wildflower meadows
  • Cottage-style gardens for a naturalized look
  • Xeriscapes and drought-tolerant landscapes
  • As a backdrop plant behind shorter perennials
  • Mixed borders where you want dramatic height and color

Pollinator and Wildlife Benefits

Your garden visitors will thank you for planting Crandall’s wild hollyhock! The large, nectar-rich flowers are magnets for:

  • Native bees seeking pollen and nectar
  • Butterflies drawn to the broad landing platforms
  • Hummingbirds attracted to the tubular flower structure

By growing this native species, you’re providing food sources that local pollinators have co-evolved with for thousands of years.

Growing Conditions and Care

One of the best things about native plants is their low-maintenance nature, and Crandall’s wild hollyhock is no exception. Here’s what it needs to thrive:

Preferred Growing Conditions:

  • Full sun to partial shade
  • Well-drained soil (adaptable to various soil types)
  • Drought tolerant once established
  • USDA Hardiness Zones 4-8

Planting and Care Tips:

  • Direct seed in fall or early spring when temperatures are cool
  • Water regularly during the first growing season to establish roots
  • Once established, minimal watering needed
  • May self-seed in favorable conditions
  • Cut back spent flower stalks to encourage additional blooms
  • Little to no fertilizer needed – native plants prefer lean soils

Is Crandall’s Wild Hollyhock Right for Your Garden?

If you’re gardening in Colorado or similar climates and want a show-stopping native perennial that supports local wildlife, Crandall’s wild hollyhock could be perfect for you. Its drought tolerance makes it ideal for water-wise gardening, while its impressive flowers provide the visual impact of traditional garden hollyhocks with the added benefit of being perfectly suited to your local environment.

Just remember to source your plants or seeds responsibly due to this species’ rarity status. By growing Crandall’s wild hollyhock in your garden, you’re not only creating beauty but also helping preserve a unique piece of Colorado’s natural heritage for future generations to enjoy.

Crandall’s Wild Hollyhock

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Malvales

Family

Malvaceae Juss. - Mallow family

Genus

Iliamna Greene - wild hollyhock

Species

Iliamna crandallii (Rydb.) Wiggins - Crandall's wild hollyhock

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