Cold hardiness & minimum temperature

Is Gold Rush Dawn Redwood (Metasequoia glyptostroboides 'Gold Rush')cold hardy? Hardiness zone & min temp

Also called Gold Rush Dawn Redwood, Golden Dawn Redwood.

More about gold rush dawn redwood

About Gold Rush Dawn Redwood

Metasequoia glyptostroboides 'Gold Rush' · also called Gold Rush Dawn Redwood, Golden Dawn Redwood · flowering

A stunning deciduous conifer with brilliant golden-yellow feathery foliage that holds its colour throughout the growing season before deepening to copper in autumn. Faster growing than most golden conifers, it forms an elegant, narrowly conical tree. Best in full sun with consistently moist, slightly acidic soil; tolerates periodic flooding.

Cold limit: USDA 4-8 · RHS H6 (-30°C to 35°C)

What gold rush dawn redwood's hardiness rating actually means

Yes — gold rush dawn redwood is genuinely cold hardy. Rated RHS H6 and USDA 4-8, it lives outdoors all year and needs winter cold rather than protection from it. Its RHS rating of H6 means: Hardy throughout the UK and northern Europe. On the US scale that maps to USDA 4-8 — 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 −20 to −15 °C. Gold Rush Dawn Redwood is built for winter — once established it takes hard frost and snow in its stride.

Concretely, for gold rush dawn redwood as it gets too cold:

It tolerates winter lows to about −20 to −15 °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 gold rush dawn redwood go outside or overwinter — and where?

Plant it out within USDA 4-8 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 gold rush dawn redwood can be outside. US growers can check USDA zones; UK growers should use the RHS hardiness ratings, which match the H6 figure above.

Gold Rush Dawn Redwood hardiness — frequently asked questions

Is gold rush dawn redwood cold hardy?

Yes — gold rush dawn redwood is genuinely cold hardy. Rated RHS H6 and USDA 4-8, it lives outdoors all year and needs winter cold rather than protection from it. An outdoor plant. Gold Rush Dawn Redwood is hardy across USDA 4-8; 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 gold rush dawn redwood can survive?

Minimum survivable temperature is roughly about −20 to −15 °C. Gold Rush Dawn Redwood is built for winter — once established it takes hard frost and snow in its stride.

What hardiness zone is gold rush dawn redwood?

Gold Rush Dawn Redwood is rated USDA 4-8 and RHS H6 — Hardy throughout the UK and northern Europe.

Can gold rush dawn redwood survive winter outside?

Plant it out within USDA 4-8 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 gold rush dawn redwood below its minimum temperature?

It tolerates winter lows to about −20 to −15 °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.