Permaplans
Deutsch
All plants

American alumroot

Heuchera americana
Medicinal value4Other uses3
perennial0.3×0.2 mzone 4–9full shade

Will it grow where I live?

American alumroot is hardy to zone 4 – that covers all of Central Europe and the British Isles, and every USDA zone from 4 upwards.

Or check it for your location right here:

Winter hardiness by USDA zone, summer warmth by heat sum – the same values the app and the plant finder use.

Profile

Family
Saxifragaceae
Habit
perennial
Height
0.3 m
Spread
0.2 m
Growth
very slow
Lifespan
10 years
First yield
after 2 years
Hardiness
zone 4–9
Shade tolerance
full shade
Soil
Sand, Silt
Soil moisture
semi-dry – very moist
pH
5.5 – 7
evergreennectar source

Uses

Medicinal4 of 10
Other uses3 of 10

Frequently asked questions

American alumroot: how big does it get?

American alumroot (Heuchera americana) grows as a perennial and reaches roughly 0.3 m in height when mature, with a spread of about 0.2 m. Growth is very slow.

American alumroot: what site does it need?

American alumroot tolerates full shade. Suitable soils are Sand, Silt. Soil moisture should be in the range semi-dry – very moist. The pH may lie between 5.5 and 7.

American alumroot: is it hardy?

American alumroot is listed as hardy in zone 4–9 and survives normal winters outdoors there.

American alumroot: will it grow in Central Europe?

American alumroot is hardy to zone 4 – that covers all of Central Europe and the British Isles, and every USDA zone from 4 upwards.

American alumroot: is it poisonous?

No toxicity is recorded for American alumroot. With wild plants, never rely on a database alone — only on a confident identification.

American alumroot: what is it used for?

Rated on a scale up to 10: Medicinal 4/10, Other uses 3/10.

Community experience

No first-hand reports for this plant yet.

Growing it? Write in the app what works for you – your post will show up here.

💬 Get the app and join in

Plan this plant into your own garden

Permaplans plans your garden to scale on the map — with a site check, harvest calendar and over 1,000 plants. Free for iPhone, Android, Mac, Windows & Linux.

Will this plant grow where you live? → Check your site

All data without warranty. Site data and texts from the Permaplans database.

Start your garden

Try it for free — right in your browser, no sign-up.

Open in the browserGet the app