Plant care
Laurel-Leaved Rock Rosetemperature & humidity
Cistus laurifolius
More about laurel-leaved rock rose
Ideal temperature for laurel-leaved rock rose
Laurel-Leaved Rock Rose is comfortable in any room a person is comfortable in, roughly -18–35°C (0–95°F). The mistakes are micro-climates: a north-facing window on a frosty night, a south-facing windowsill in a summer heatwave, the standing draught between an opened kitchen door and the radiator behind it. Read the room around the plant, not the thermostat. Below roughly -18°C growth pauses; cold beyond that pushes it into dormancy rather than killing it outright.
Cold tolerance & winter care
Laurel-Leaved Rock Rose is comparatively hardy (USDA 7-10, RHS H5). Within that range it tolerates a cold dormant spell outdoors; outside it, grow it in a container you can move under cover or overwinter in a cool but frost-free spot. Hardiness assumes an established plant in well-drained soil — a wet, cold root zone kills far more plants than cold air alone.
Humidity for laurel-leaved rock rose
Laurel-Leaved Rock Rose sits happiest at around Low — tolerates dry air and coastal exposure relative humidity. Well suited to coastal gardens and exposed hillside positions; good air movement is preferable to still, humid corners. One of the few Cistus that can be used as an informal hedge in mild maritime climates. The usual low-humidity tell is crisp brown leaf tips and edges while the soil moisture is fine — a sign the air, not the watering, is the problem. If you need to raise it, the reliable methods are grouping plants together, standing the pot on a tray of damp pebbles (the pot above the waterline, never in it), or running a small humidifier in winter when indoor heating dries the air most. Misting is the least effective — it raises humidity for minutes, not hours.
Laurel-Leaved Rock Rose temperature & humidity — frequently asked questions
What temperature is best for laurel-leaved rock rose?
Laurel-Leaved Rock Rose grows best between -18–35°C (0–95°F). Keep it out of cold draughts, off freezing windowsills in winter, and away from the hot dry air directly above radiators — the extremes matter far more than the average room temperature.
How cold can laurel-leaved rock rose tolerate?
Laurel-Leaved Rock Rose starts to suffer below roughly -18°C. It tolerates a cold dormant period within USDA 7-10, but a wet cold root zone is more dangerous than cold air.
What humidity does laurel-leaved rock rose need?
Laurel-Leaved Rock Rose prefers about Low — tolerates dry air and coastal exposure relative humidity. Well suited to coastal gardens and exposed hillside positions; good air movement is preferable to still, humid corners. One of the few Cistus that can be used as an informal hedge in mild maritime climates.
How do I raise humidity for laurel-leaved rock rose?
Group it with other plants, stand the pot on a tray of damp pebbles (kept above the waterline), or run a small humidifier in winter. Misting only helps for a few minutes, so it is the weakest option for a plant that genuinely needs more humidity.
Can laurel-leaved rock rose live outside?
Laurel-Leaved Rock Rose is rated for USDA zone 7-10 and RHS hardiness H5. Within that range it can stay outdoors; outside it, grow it in a moveable container and protect the roots from a wet, cold winter.
More laurel-leaved rock rose care
In the UK? Keeping laurel-leaved rock rose warm in a UK home covers the radiator, single-glazing and heating-season humidity angle. Temperature and humidity are one piece. See the full laurel-leaved rock rose care guide, its cold-hardiness guide, and watering schedule — humidity and watering problems are easy to confuse.