Stromanthe sanguinea

RHS Plant Profile

bloody stromanthe

RHS 1999

Houseplants Conservatory Greenhouse

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An upright perennial with lance-shaped leaves to 45cm long, deep olive-green above and wine-red beneath; in winter and spring, white flowers with orange sepals open in panicles among red bracts

Position

Partial shade

Soil Types

Loam

Max Height

1-1.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.5-1 metres
Max Height: 1-1.5 metres

Growing Conditions

Loam

Moisture: Moist but well–drained
pH: Acid or Neutral

Position

Partial shade

Aspect: North–facing or East–facing
Exposure: Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

H1A: under glass all year (>15C)
H1B: can be grown outside in the summer (10 - 15)
H1C: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20): H1B

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Marantaceae
Native to GB/Ireland: No
Foliage: Evergreen
Habit: Bushy
Genus: Stromanthe are evergreen rhizomatous herbaceous perennials with simple, lance-shaped to ovate leaves and racemes or panicles of cup-shaped white, yellow or red flowers with showy bracts, in winter, spring or summer
Name Status: Correct
Plant Range: Brazil

How to Grow

Cultivation

Grow under glass in peat-free potting compost in bright, filtered light. Water freely when in growth, maintain high humidity and apply a low nitrogen liquid fertiliser every 2 or 3 weeks. Water moderately in winter

Propagation

Propagate by seed, or division when dormant, or after flowering, to minimise root damage

Suggested planting locations and garden types

Patio and container plants

Pruning

No pruning required

Pests

Glasshouse red spider mite can occur

Diseases

Generally disease-free