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Plant guide

Rock rose.

Cistus ladanifer

Pronounced SIS-tus la-da-NI-fer

Also known as Common gum cistus, Gum Rock-rose, labdanum, laudanum

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Gum Rock-rose
Photo by Borja Fierro (CC BY) via iNaturalist

The rock rose is a beautiful, sun-loving shrub that brings a Mediterranean feel to your garden. It produces delicate, papery flowers that look lovely against its sticky, dark green foliage. You'll find it's quite hardy once it gets established in your landscape.

Another photo of Rock rose
Photo by Terra Occ (CC BY) via iNaturalist

At a glance

Care level
Easy
Plant type
Evergreen shrub
Light
Full sun
Indoor light
Direct sun
Water
Every 7 to 14 days
Mature size
5 to 8 feet
Growth rate
Medium
Hardiness
USDA 8 to 10
Bloom time
Late spring to early summer

Care

Plant this shrub in a spot with excellent drainage to keep the roots happy. Watch for yellowing leaves, which often signal that the soil is staying too wet. It thrives with minimal fuss once it settles into its permanent home.

Watering
Water deeply during the first year, but allow the soil to dry out significantly between waterings once established.
Feeding
A light application of balanced fertilizer in early spring is plenty for this hardy plant.
Pruning
Lightly trim back the stems after flowering to keep the plant from getting too woody or leggy.
Repotting
Only repot if the plant has clearly outgrown its container, as it prefers to keep its roots undisturbed.
Soil
Sandy or rocky, well-draining soil
Soil pH
Neutral to slightly acidic
Temperature
-10 to 40°C
Humidity
20 to 50%
Drought tolerance
High
Lifespan
Perennial, typically 10 to 20 years
Fragrance
Strong
Deer and rabbits
High

Signs it needs repotting

  • Roots growing out of the drainage holes
  • Water running straight through the pot
  • Stunted growth

Safety

People
The plant is generally non-toxic, but the sticky resin can cause skin irritation in sensitive individuals.
Children
The sticky resin may be messy and irritating if handled by small children.
Contact allergens
The sticky resin on the leaves can cause contact dermatitis in some people.
Airborne allergens
There are no notable respiratory allergens associated with this plant.
Edibility
This plant is not considered edible and may cause digestive upset if ingested.

How to identify it

  • Sticky, resinous dark green leaves
  • Large white flowers with maroon spots
  • Shrubby, evergreen growth habit
  • Distinctive aromatic scent when touched
Height
1.5 to 2.5m
Spread
1 to 2m
Leaves
dark green, sticky, evergreen
Flowers
white, maroon, 7 to 10cm
Fruit
brown, Late summer

Problems to watch for

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    Growing it

    Propagation
    cuttings, seed
    When to plant
    spring, autumn
    Overwintering
    Ensure the plant is kept in a very well-draining spot to avoid winter root rot. Protect from severe, prolonged freezing winds.
    In containers
    It grows well in large pots with excellent drainage, provided it receives plenty of sun.

    Semi-ripe cuttings

    1. 1. Take 10 cm cuttings in late summer.
    2. 2. Remove lower leaves.
    3. 3. Dip in rooting hormone.
    4. 4. Place in a sandy, well-draining mix.
    5. 5. Keep in a bright, cool spot until rooted.

    Group this plant with other Mediterranean species that prefer lean, dry soil and full sun.

    Grows well with

    • Lavender · They share similar requirements for sun and well-draining soil.
    • Rosemary · This companion thrives in the same dry, sunny conditions.
    • Thyme · It makes a great low-growing partner for the base of the shrub.

    Similar species

    • Sage-leaved rockrose · A smaller relative with similar white flowers.

    Science

    Family
    Cistaceae
    Genus
    Cistus
    Order
    Malvales
    Class
    Magnoliopsida
    Native range
    Western Mediterranean region.
    Conservation
    This species is widespread and not of conservation concern.

    It is a fire-adapted species that often colonizes disturbed or rocky Mediterranean landscapes.

    Value to wildlife
    nectar source
    Pollinators
    bees, butterflies
    Uses
    ornamental shrub, xeriscaping, fragrance industry

    Through the year

    JFMAMJJASOND
    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    3/9
    Soil reaction
    5/9
    Light
    8/9
    Temperature
    7/9
    Moisture
    2/9
    Nutrients
    2/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Does it need pruning?
    Light pruning after flowering helps keep the shrub compact.
    Can it grow in pots?
    It prefers the ground but can grow in large, well-draining containers.

    Where the name comes from

    The name Cistus comes from the Greek word kistos, while ladanifer refers to its ability to bear labdanum resin.

    Good to know

    • The resin is highly flammable.
    • It thrives in poor, rocky soils.
    • The flowers typically last for only one day.
    • It is a classic component of Mediterranean maquis shrubland.

    Also in

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    This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.