North America Non-native Plant

Hairy Rockrose

Botanical name: Cistus incanus corsicus

USDA symbol: CIINC

Life cycle: perennial

Habit: subshrub

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Synonyms: Cistus villosus L. var. corsicus (Loisel.) Gross. (CIVIC)   

Hairy Rockrose: A Mediterranean Beauty for Water-Wise Gardens If you’re dreaming of a Mediterranean-style garden that can handle California’s dry summers with grace, let me introduce you to hairy rockrose (Cistus incanus corsicus). This charming shrub might have a less-than-glamorous common name, but don’t let that fool you – it’s ...

Hairy Rockrose: A Mediterranean Beauty for Water-Wise Gardens

If you’re dreaming of a Mediterranean-style garden that can handle California’s dry summers with grace, let me introduce you to hairy rockrose (Cistus incanus corsicus). This charming shrub might have a less-than-glamorous common name, but don’t let that fool you – it’s a real showstopper when it comes to drought-tolerant landscaping.

What Is Hairy Rockrose?

Hairy rockrose is a perennial shrub that typically grows as a multi-stemmed woody plant, usually staying under 4-5 meters (13-16 feet) in height, though most garden specimens remain much more compact. You might also see it listed under its synonym, Cistus villosus var. corsicus, in some plant catalogs.

This Mediterranean native originally hails from Corsica and surrounding regions, but it has found a welcoming home in California, where it reproduces spontaneously in the wild. Currently, it’s established in California, making it a non-native species that has adapted well to similar climate conditions.

Why Consider Hairy Rockrose for Your Garden?

Here’s what makes this shrub particularly appealing to water-conscious gardeners:

  • Stunning flowers: Pink to purple blooms create a beautiful display during the flowering season
  • Attractive foliage: Silvery-green, fuzzy leaves provide year-round interest
  • Drought tolerance: Once established, it thrives with minimal water
  • Pollinator magnet: Bees and other beneficial insects love the flowers
  • Low maintenance: Requires minimal care once settled in

Perfect Garden Settings

Hairy rockrose shines in several landscape styles:

  • Mediterranean and xeriscape gardens
  • Coastal landscapes
  • Rock gardens and slopes
  • Mixed shrub borders
  • Areas needing erosion control

Its compact growth habit makes it excellent for slope stabilization while adding ornamental value to challenging sites.

Growing Conditions and Care

Success with hairy rockrose comes down to mimicking its Mediterranean origins:

Climate: Hardy in USDA zones 8-10, making it suitable for much of California’s mild winter regions.

Sun and Soil: Plant in full sun with well-draining soil. This shrub absolutely cannot tolerate waterlogged conditions, so good drainage is non-negotiable.

Water Needs: While drought-tolerant once established, provide regular water during the first growing season to help roots develop. After that, it can handle California’s dry summers like a champ.

Planting and Care Tips

  • Plant in spring to give roots time to establish before summer heat
  • Space plants according to mature size to allow good air circulation
  • Mulch around the base to retain moisture and suppress weeds
  • Minimal pruning needed – just remove dead or damaged branches
  • Avoid overwatering, which can lead to root rot

A Word About Native Alternatives

While hairy rockrose can be a beautiful addition to the right garden, consider exploring native California alternatives that provide similar benefits while supporting local ecosystems. California native shrubs like manzanita (Arctostaphylos species), coyote brush (Baccharis pilularis), or California lilac (Ceanothus species) offer drought tolerance, attractive flowers, and crucial habitat for native wildlife.

The Bottom Line

Hairy rockrose can be a valuable player in water-wise landscaping, offering Mediterranean charm and reliable performance in suitable climates. Its drought tolerance, attractive flowers, and pollinator appeal make it worth considering for the right garden setting. Just remember to pair it with appropriate native plants to create a landscape that’s both beautiful and ecologically beneficial.

Whether you’re designing a full Mediterranean garden or just need a reliable, low-water shrub for a challenging spot, hairy rockrose might just be the drought-tolerant beauty you’ve been searching for.

Hairy Rockrose

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

Violales

Family

Cistaceae Juss. - Rock-rose family

Genus

Cistus L. - rockrose

Species

Cistus incanus L. - hairy rockrose

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