Cold hardiness & minimum temperature

Is American Persimmon (Diospyros virginiana)cold hardy? Hardiness zone & min temp

Also called American persimmon, common persimmon, possum plum.

More about american persimmon

About American Persimmon

Diospyros virginiana · also called American persimmon, common persimmon · edible

The native eastern North American persimmon is a tough, cold-hardy deciduous tree bearing small, intensely sweet orange fruit that ripens after frost. Most cultivars are dioecious, so a male is often needed for fruit. Hardy to around minus 25 Celsius, it thrives in full sun on a wide range of soils and is the standard rootstock for Asian persimmons.

Cold limit: USDA 4-9 · RHS H5 (-25 to 38°C)

Watch for — Astringency until ripe: Fruit is mouth-puckering until fully soft and ripe, traditionally after frost. Eaten too early it is unpleasant and astringent; wait for jelly-soft texture.

What american persimmon's hardiness rating actually means

Yes — american persimmon is genuinely cold hardy. Rated RHS H5 and USDA 4-9, 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 4-9 — 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. American Persimmon is built for winter — once established it takes hard frost and snow in its stride.

Concretely, for american persimmon 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 american persimmon go outside or overwinter — and where?

Plant it out within USDA 4-9 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 american persimmon can be outside. US growers can check USDA zones; UK growers should use the RHS hardiness ratings, which match the H5 figure above.

American Persimmon hardiness — frequently asked questions

Is american persimmon cold hardy?

Yes — american persimmon is genuinely cold hardy. Rated RHS H5 and USDA 4-9, it lives outdoors all year and needs winter cold rather than protection from it. An outdoor plant. American Persimmon is hardy across USDA 4-9; 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 american persimmon can survive?

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

What hardiness zone is american persimmon?

American Persimmon is rated USDA 4-9 and RHS H5 — Hardy in most of the UK and in cold winters.

Can american persimmon survive winter outside?

Plant it out within USDA 4-9 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 american persimmon 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.