Cold hardiness & minimum temperature

Is Angelina Stonecrop (Sedum rupestre 'Angelina')cold hardy? Hardiness zone & min temp

Also called Golden Stonecrop.

More about angelina stonecrop

About Angelina Stonecrop

Sedum rupestre 'Angelina' · also called Golden Stonecrop · flowering

Angelina Stonecrop is a vigorous, mat-forming succulent groundcover with needle-like golden-chartreuse leaves that flush amber-orange in cold and bright sun. It carpets rockeries, green roofs and cracks, tolerates drought once rooted, and throws yellow summer flowers. Evergreen, near-indestructible, and ASPCA pet-safe, it thrives on neglect in lean, sharply drained soil.

Cold limit: USDA 3-9 (hardy outdoor groundcover) · RHS H5 (-20 to 30°C)

What angelina stonecrop's hardiness rating actually means

Yes — angelina stonecrop is genuinely cold hardy. Rated RHS H5 and USDA 3-9 (hardy outdoor groundcover), it lives outdoors all year and needs winter cold rather than protection from it. Its RHS rating of H5 means: Hardy in most of the UK and in cold winters. On the US scale that maps to USDA 3-9 (hardy outdoor groundcover) — 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 −15 to −10 °C. Angelina Stonecrop is built for winter — once established it takes hard frost and snow in its stride.

Concretely, for angelina stonecrop as it gets too cold:

It tolerates winter lows to about −15 to −10 °C once established.
Below its rated zone, the visible damage is browned or blackened top growth and, in the worst case, a killed crown or root.
First-year, newly planted, or container-grown specimens are noticeably less hardy than established garden plants — the roots are exposed.

Can angelina stonecrop go outside or overwinter — and where?

Plant it out within USDA 3-9 (hardy outdoor groundcover) and it overwinters with little or no help.
It does not want to come indoors — a warm winter room actually weakens a hardy plant by denying it dormancy.
The real risks in its range are waterlogging, wind-rock on young plants, and a late hard frost on new growth — not ordinary winter cold.

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 angelina stonecrop can be outside. US growers can check USDA zones; UK growers should use the RHS hardiness ratings, which match the H5 figure above.

Angelina Stonecrop hardiness — frequently asked questions

Is angelina stonecrop cold hardy?

Yes — angelina stonecrop is genuinely cold hardy. Rated RHS H5 and USDA 3-9 (hardy outdoor groundcover), it lives outdoors all year and needs winter cold rather than protection from it. An outdoor plant. Angelina Stonecrop is hardy across USDA 3-9 (hardy outdoor groundcover); it belongs in the ground or a frost-proof container, not on a windowsill, and many types actively need a cold winter to perform.

What is the minimum temperature angelina stonecrop can survive?

Minimum survivable temperature is roughly about −15 to −10 °C. Angelina Stonecrop is built for winter — once established it takes hard frost and snow in its stride.

What hardiness zone is angelina stonecrop?

Angelina Stonecrop is rated USDA 3-9 (hardy outdoor groundcover) and RHS H5 — Hardy in most of the UK and in cold winters.

Can angelina stonecrop survive winter outside?

Plant it out within USDA 3-9 (hardy outdoor groundcover) and it overwinters with little or no help. It does not want to come indoors — a warm winter room actually weakens a hardy plant by denying it dormancy. The real risks in its range are waterlogging, wind-rock on young plants, and a late hard frost on new growth — not ordinary winter cold.

What happens to angelina stonecrop below its minimum temperature?

It tolerates winter lows to about −15 to −10 °C once established. Below its rated zone, the visible damage is browned or blackened top growth and, in the worst case, a killed crown or root. First-year, newly planted, or container-grown specimens are noticeably less hardy than established garden plants — the roots are exposed.