About

Amaranthus hybridus is an annual species characterized by its vertical growth form and distinctive flower spikes. The stems, foliage, and blooms may exhibit a reddish hue alongside their green coloration. Flowering occurs during the summer and autumn months. The seeds serve as a food source for various bird species.

About the genus

Amaranthus comprises annuals that can grow upright or spread out, as well as short-lived perennials. The plants feature simple leaves and produce small flowers organized in dense, catkin-like clusters that may be erect or drooping, typically blooming during the summer and autumn seasons.

Growing conditions

Sunlight
Full sun
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
South-facing, West-facing
Exposure
Sheltered
UK hardiness
H2

Plant details

Plant type
Annual Biennial, Bedding
Habit
Bushy, Columnar upright
Foliage
Deciduous
Height
1-1.5 metres
Spread
0.1-0.5 metres
Time to full height
1 year
Suggested uses
Cottage and informal garden, Wildlife gardens

Care notes

Cultivation
Seeds can be sown direct or started in pots or trays indoors in spring. Grow in moist, fertile, humus-rich soil in full sun, in a sheltered site. Can self-seed
Pruning
Pinch out main stem to encourage branching. Cut down after flowering
Propagation
Propagate by seed
Pest resistance
May be susceptible to aphids
Disease resistance
May be susceptible to a virus