Plant care
Cheese Pumpkintemperature & humidity
Cucurbita moschata 'Long Island Cheese'
More about cheese pumpkin
Ideal temperature for cheese pumpkin
Cheese Pumpkin is comfortable in any room a person is comfortable in, roughly 20–30°C growing season; soil ≥21°C for germination (68–86°F growing season; soil ≥70°F for germination). 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 20°C the damage starts — soft blackened patches, translucent leaves, sometimes overnight.
Cold tolerance & winter care
Cheese Pumpkin is frost-tender (USDA 3-10, RHS H2). It cannot survive a frost, so in most of the US and UK it lives indoors year-round or summers outside and comes back in well before the first autumn frost — once nights drop toward 10-12°C is the cue, not the first frost warning. Acclimate it over a week when moving between indoors and out so the leaves do not shock.
Humidity for cheese pumpkin
Cheese Pumpkin sits happiest at around 50–70% relative humidity. C. moschata is more heat- and humidity-tolerant than other Cucurbita species and thrives in warm, humid summers typical of the US South and Mid-Atlantic. Good air circulation still helps prevent fungal diseases on foliage. 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.
Cheese Pumpkin temperature & humidity — frequently asked questions
What temperature is best for cheese pumpkin?
Cheese Pumpkin grows best between 20–30°C growing season; soil ≥21°C for germination (68–86°F growing season; soil ≥70°F for germination). 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 cheese pumpkin tolerate?
Cheese Pumpkin starts to suffer below roughly 20°C. It is frost-tender and will be damaged or killed by a frost, so bring it indoors once nights fall toward 10-12°C.
What humidity does cheese pumpkin need?
Cheese Pumpkin prefers about 50–70% relative humidity. C. moschata is more heat- and humidity-tolerant than other Cucurbita species and thrives in warm, humid summers typical of the US South and Mid-Atlantic. Good air circulation still helps prevent fungal diseases on foliage.
How do I raise humidity for cheese pumpkin?
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 cheese pumpkin live outside?
Cheese Pumpkin is rated for USDA zone 3-10 and RHS hardiness H2. Outside that range it must come indoors before the first frost — treat any outdoor stint as a summer holiday, not a permanent home.
More cheese pumpkin care
In the UK? Keeping cheese pumpkin warm in a UK home covers the radiator, single-glazing and heating-season humidity angle. Temperature and humidity are one piece. See the full cheese pumpkin care guide, its cold-hardiness guide, and watering schedule — humidity and watering problems are easy to confuse.