Rough Amaranth
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1Will it grow where I live?
Rough Amaranth is an annual and grows outdoors across Central Europe – one season from spring sowing to autumn harvest.
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Profile
- Family
- Amaranthaceae
- Habit
- perennial
- Height
- 1 m
- Spread
- 1 m
- Growth
- very fast
- Lifespan
- 1 year
- First yield
- after 1 year
- Hardiness
- zone 3–11
- Shade tolerance
- full sun
- Soil
- Sand, Silt, Loam
- Soil moisture
- dry – very moist
- pH
- 5.3 – 8.6
- Synonyms
- Redroot amaranth, Reflexed amaranth
Flowering & harvest
| J | F | M | A | M | J | J | A | S | O | N | D | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flowering | ||||||||||||
| Fruit harvest | ||||||||||||
| Leaf harvest |
Uses
Growing
Amaranthus retroflexus is an annual herb that prefers full sun and thrives in well-drained soils with a neutral pH. Sow seeds directly outdoors in spring after the danger of frost has passed. The plant requires moderate watering and grows quickly. Regular weeding and occasional thinning promote healthy growth.
Frequently asked questions
Rough Amaranth: how big does it get?
Rough Amaranth (Amaranthus retroflexus) grows as a perennial and reaches roughly 1 m in height when mature, with a spread of about 1 m. Growth is very fast.
Rough Amaranth: what site does it need?
Rough Amaranth tolerates full sun. Suitable soils are Sand, Silt, Loam. Soil moisture should be in the range dry – very moist. The pH may lie between 5.3 and 8.6.
Rough Amaranth: is it hardy?
Rough Amaranth is listed as hardy in zone 3–11 and survives normal winters outdoors there.
Rough Amaranth: will it grow in Central Europe?
Rough Amaranth is an annual and grows outdoors across Central Europe – one season from spring sowing to autumn harvest.
Rough Amaranth: when does it flower?
In a temperate northern-hemisphere climate it flowers from July to September.
Rough Amaranth: when is it harvested?
In a temperate northern-hemisphere climate the fruit ripens from August to October.
Rough Amaranth: is it poisonous?
Individual parts of Rough Amaranth 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.
Rough Amaranth: what is it used for?
Rated on a scale up to 10: Edible 1/10, Medicinal 1/10, Other uses 1/10.
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