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Cotton Rose

Hibiscus mutabilis
Edible value1Medicinal value1Other uses1
Shrub4.6×3 mzone 7–11full sun

Will it grow where I live?

Cotton Rose is hardy to zone 7: lowlands, river valleys and cities across Central Europe are fine, harsher continental or upland sites need winter protection or a container.

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
Malvaceae
Habit
Shrub
Height
4.6 m
Spread
3 m
Growth
fast
Lifespan
111 years
First yield
after 11 years
Hardiness
zone 7–11
Shade tolerance
full sun
Soil
Sand, Silt
Soil moisture
semi-dry – very moist
pH
5.3 – 8
Synonyms
Dixie Rosemallow, Cotton rose

Flowering & harvest

J F M A M J J A S O N D
Flowering
Leaf harvest

Times apply to the northern hemisphere in a temperate climate and shift with altitude and cultivar.

Uses

Edible1 of 10
Medicinal1 of 10
Other uses1 of 10

Growing

Hibiscus mutabilis prefers full sun with at least 6 hours of direct sunlight daily. It grows best in well-drained loamy or sandy loam soils with a pH between 5.5 and 8.0. Water regularly to keep soil moist but not waterlogged, especially during the first growing season. Propagation is best done by stem cuttings taken in late spring or early summer. Prune annually in late winter to encourage vigorous flowering on new wood. Avoid planting in compacted clay soils and do not prune after mid-July to ensure good bloom production.

Frequently asked questions

Cotton Rose: how big does it get?

Cotton Rose (Hibiscus mutabilis) grows as a Shrub and reaches roughly 4.6 m in height when mature, with a spread of about 3 m. Growth is fast.

Cotton Rose: what site does it need?

Cotton Rose tolerates full sun. Suitable soils are Sand, Silt. Soil moisture should be in the range semi-dry – very moist. The pH may lie between 5.3 and 8.

Cotton Rose: is it hardy?

Cotton Rose is listed as hardy in zone 7–11 and survives normal winters outdoors there.

Cotton Rose: will it grow in Central Europe?

Cotton Rose is hardy to zone 7: lowlands, river valleys and cities across Central Europe are fine, harsher continental or upland sites need winter protection or a container.

Cotton Rose: when does it flower?

In a temperate northern-hemisphere climate it flowers from August to October.

Cotton Rose: is it poisonous?

Individual parts of Cotton Rose are noted as mildly problematic — the plant does not count as poisonous. With wild plants, never rely on a database alone, only on a confident identification.

Cotton Rose: what is it used for?

Rated on a scale up to 10: Edible 1/10, Medicinal 1/10, Other uses 1/10.

Community experience

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