Cold hardiness & minimum temperature

Is Betula pendula 'Youngii' (Betula pendula 'Youngii')cold hardy? Hardiness zone & min temp

Also called Young's Weeping Birch.

More about betula pendula 'youngii'

About Betula pendula 'Youngii'

Betula pendula 'Youngii' · also called Young's Weeping Birch · flowering

Young's weeping birch is a strongly weeping silver birch cultivar forming a dome- or mushroom-shaped crown of cascading branches that trail to the ground. It shares the species' white bark and golden autumn colour but stays small, making a graceful specimen for lawns and smaller gardens. Best in full sun and moist, well-drained soil.

Cold limit: USDA 2-7 · RHS H7 (-35 to 32°C)

What betula pendula 'youngii''s hardiness rating actually means

Yes — betula pendula 'youngii' is genuinely cold hardy. Rated RHS H7 and USDA 2-7, it lives outdoors all year and needs winter cold rather than protection from it. Its RHS rating of H7 means: Hardy in the severest European continental winters. On the US scale that maps to USDA 2-7 — 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 below about −20 °C. Betula pendula 'Youngii' is built for winter — once established it takes hard frost and snow in its stride.

Concretely, for betula pendula 'youngii' as it gets too cold:

It tolerates winter lows to about −20 °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 betula pendula 'youngii' go outside or overwinter — and where?

Plant it out within USDA 2-7 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 betula pendula 'youngii' can be outside. US growers can check USDA zones; UK growers should use the RHS hardiness ratings, which match the H7 figure above.

Betula pendula 'Youngii' hardiness — frequently asked questions

Is betula pendula 'youngii' cold hardy?

Yes — betula pendula 'youngii' is genuinely cold hardy. Rated RHS H7 and USDA 2-7, it lives outdoors all year and needs winter cold rather than protection from it. An outdoor plant. Betula pendula 'Youngii' is hardy across USDA 2-7; 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 betula pendula 'youngii' can survive?

Minimum survivable temperature is roughly below about −20 °C. Betula pendula 'Youngii' is built for winter — once established it takes hard frost and snow in its stride.

What hardiness zone is betula pendula 'youngii'?

Betula pendula 'Youngii' is rated USDA 2-7 and RHS H7 — Hardy in the severest European continental winters.

Can betula pendula 'youngii' survive winter outside?

Plant it out within USDA 2-7 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 betula pendula 'youngii' below its minimum temperature?

It tolerates winter lows to about −20 °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.