Plant care
Britt-Marie Crawford Ligulariatemperature & humidity
Ligularia dentata 'Britt-Marie Crawford'
More about britt-marie crawford ligularia
Ideal temperature for britt-marie crawford ligularia
Britt-Marie Crawford Ligularia is comfortable in any room a person is comfortable in, roughly -29 to 24°C (-20 to 75°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 -29°C growth pauses; cold beyond that pushes it into dormancy rather than killing it outright.
Cold tolerance & winter care
Britt-Marie Crawford Ligularia is comparatively hardy (USDA 4-8 (hardy garden perennial), RHS H7). 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 britt-marie crawford ligularia
Britt-Marie Crawford Ligularia sits happiest at around 50-75% relative humidity. A hardy outdoor perennial that prefers cool, moist, humid surroundings near water. Higher ambient moisture and damp soil reduce the midday leaf-wilting; hot, dry air worsens it. 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.
Britt-Marie Crawford Ligularia temperature & humidity — frequently asked questions
What temperature is best for britt-marie crawford ligularia?
Britt-Marie Crawford Ligularia grows best between -29 to 24°C (-20 to 75°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 britt-marie crawford ligularia tolerate?
Britt-Marie Crawford Ligularia starts to suffer below roughly -29°C. It tolerates a cold dormant period within USDA 4-8 (hardy garden perennial), but a wet cold root zone is more dangerous than cold air.
What humidity does britt-marie crawford ligularia need?
Britt-Marie Crawford Ligularia prefers about 50-75% relative humidity. A hardy outdoor perennial that prefers cool, moist, humid surroundings near water. Higher ambient moisture and damp soil reduce the midday leaf-wilting; hot, dry air worsens it.
How do I raise humidity for britt-marie crawford ligularia?
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 britt-marie crawford ligularia live outside?
Britt-Marie Crawford Ligularia is rated for USDA zone 4-8 (hardy garden perennial) and RHS hardiness H7. 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 britt-marie crawford ligularia care
In the UK? Keeping britt-marie crawford ligularia warm in a UK home covers the radiator, single-glazing and heating-season humidity angle. Temperature and humidity are one piece. See the full britt-marie crawford ligularia care guide, its cold-hardiness guide, and watering schedule — humidity and watering problems are easy to confuse.