Phytolacca americana

RHS Plant Profile
American pokeweed
American pokeweed RHS

Other common names

American nightshade, cancer jalap, chon grass, coakum, cokan, crimson-berry plant, crowberry, dyer's grapes, garget, inkberry, pigeon berry, poke, poke root, poke salad, pokeberry, pokeweed, red ink plant, red weed, scoke, skoke, Virginian poke, Virginian pokeweed

Synonyms

Phytolacca decandra

Herbaceous Perennial

An upright herbaceous perennial with oval or lance-shaped mid-green leaves, tinged with purple in autumn. White-pink flowers appear in racemes from mid-summer to early autumn, followed by crimson-black berries in autumn

Position

Full sun, Partial shade

Soil Types

Clay, Loam

Max Height

2.5-4 metres

Max Spread

1-1.5 metres

Size

Time to Maturity
2–5 years
Max Spread
1-1.5 metres
Max Height
2.5-4 metres

Growing Conditions

Clay Loam
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
South–facing or West–facing or East–facing
Exposure
Sheltered
Hardiness
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Phytolaccaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Columnar upright
Potentially harmful
TOXIC if eaten. Wear gloves and other protective equipment when handling Harmful to pets if eaten (dogs) - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus
Phytolacca are herbaceous perennials, shrubs or trees, with simple leaves, small flowers in erect or drooping spike-like racemes are followed by glossy, fleshy fruits
Name Status
Correct
Plant Range
USA

How to Grow

Cultivation

Grow in any fertile moist soil in sun or partial shade

Propagation

Propagate by seed in early spring

Suggested planting locations and garden types

  • Cottage and informal garden

Pruning

No pruning required

Pests

Generally pest-free

Diseases

May be susceptible to virus diseases