Cold hardiness & minimum temperature

Is Satin Pothos (Scindapsus pictus 'Argyraeus')cold hardy? Hardiness zone & min temp

Also called Satin pothos, Silver pothos, Silver vine, Silk pothos.

More about satin pothos

About Satin Pothos

Scindapsus pictus 'Argyraeus' · also called Satin pothos, Silver pothos · tropical

Satin pothos (Scindapsus pictus 'Argyraeus') is a slow-growing tropical aroid grown indoors for its matte, heart-shaped leaves splashed with silver. The one defining care need is moisture balance: let the top of the mix dry between drinks, because soggy roots are by far the fastest way to kill this otherwise forgiving trailing or climbing houseplant.

Cold limit: USDA 11-12 (outdoors only in frost-free tropical climates; grown as a houseplant elsewhere) (18-27°C)

What satin pothos's hardiness rating actually means

Satin Pothos is not cold hardy. It is a tropical houseplant that dies if it is left out through frost — there is no zone where it overwinters outdoors in a UK or cold-US climate. Its RHS rating of H1b means: Sub-tropical — a normal warm home is fine, but it cannot go outside in a cool season. On the US scale that maps to USDA 11-12 (outdoors only in frost-free tropical climates; grown as a houseplant elsewhere) — the zones where it can be left outdoors year-round.

New to these scales? The USDA hardiness zone map explained covers how the zone numbers work, and you can find your own zone with the zone finder.

Minimum temperature — and what happens below it

Minimum survivable temperature is roughly about 10 °C (sustained cold below this is damaging). Satin Pothos has no frost tolerance at all — it is an indoor plant in any climate with a real winter.

Concretely, for satin pothos as it gets too cold:

Below about about 10 °C, growth stalls and the leaves start to show cold stress — dark, water-soaked, or yellowing patches.
A single light frost blackens the foliage; a hard freeze kills the whole plant, roots included, and it does not recover.
Even a cold, draughty windowsill or an unheated porch in winter can be enough to damage it permanently.

Can satin pothos go outside or overwinter — and where?

It can holiday outdoors in summer once nights are reliably above 10 °C, in shade or dappled light, hardened off gradually.
Bring it back indoors well before the first autumn frost — do not wait for a frost warning, move it when nights drop toward 10-12 °C.
It will never overwinter outside in a temperate climate; the indoors is its winter home, full stop.

Work back from your local frost dates with the frost-date calculator: the last spring frost and first autumn frost are what really decide when satin pothos can be outside. US growers can check USDA zones; UK growers should use the RHS hardiness ratings, which match the H1b figure above.

Satin Pothos hardiness — frequently asked questions

Is satin pothos cold hardy?

Satin Pothos is not cold hardy. It is a tropical houseplant that dies if it is left out through frost — there is no zone where it overwinters outdoors in a UK or cold-US climate. Indoor-only in almost every home. Satin Pothos can only live outside year-round in genuinely frost-free climates (roughly USDA 11-12 (outdoors only in frost-free tropical climates; grown as a houseplant elsewhere)); everywhere else it is a houseplant that summers out at most.

What is the minimum temperature satin pothos can survive?

Minimum survivable temperature is roughly about 10 °C (sustained cold below this is damaging). Satin Pothos has no frost tolerance at all — it is an indoor plant in any climate with a real winter.

What hardiness zone is satin pothos?

Satin Pothos is rated USDA 11-12 (outdoors only in frost-free tropical climates; grown as a houseplant elsewhere) and RHS H1b — Sub-tropical — a normal warm home is fine, but it cannot go outside in a cool season.

Can satin pothos survive winter outside?

It can holiday outdoors in summer once nights are reliably above 10 °C, in shade or dappled light, hardened off gradually. Bring it back indoors well before the first autumn frost — do not wait for a frost warning, move it when nights drop toward 10-12 °C. It will never overwinter outside in a temperate climate; the indoors is its winter home, full stop.

What happens to satin pothos below its minimum temperature?

Below about about 10 °C, growth stalls and the leaves start to show cold stress — dark, water-soaked, or yellowing patches. A single light frost blackens the foliage; a hard freeze kills the whole plant, roots included, and it does not recover. Even a cold, draughty windowsill or an unheated porch in winter can be enough to damage it permanently.