Snake plant

Dracaena trifasciata. Family Asparagaceae. Succulent.

Also called Mother-in-law's tongue, Sansevieria, Viper's bowstring hemp, Sansevieria trifasciata.

Snake plant is an evergreen, clump-forming succulent grown for its stiff, upright, patterned leaves. It makes an architectural houseplant or container specimen, tolerating dry indoor conditions and some shade. Plant it outdoors permanently only in frost-free climates, where its spreading rhizomes may need containment.

Hardiness

USDA zones 10a to 12b

UK hardiness: H1b (can be grown outside in the summer, 10 to 15°C)

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Grows outdoors in the shaded zones. Select a zone to see what else grows there.

Snake plant
Photo: an iNaturalist member
Snake plant
Photo: an iNaturalist member
Snake plant
Photo: B. Phalan

At a glance

Sun
Bright indirect light indoors; partial shade outdoors. It tolerates low light but grows slowly, and strong afternoon sun can scorch leaves unless gradually acclimatised.
Water
Let the potting mix dry throughout before watering thoroughly, then drain completely. Water much less in winter; never leave the pot standing in water.
Soil
A gritty, free-draining cactus or succulent potting mix in a pot with drainage holes. Outdoors, use sharply drained soil and avoid wet clay.
Height
2-4 ft (0.6-1.2 m)
Spread
1-2 ft (0.3-0.6 m) per clump; wider over time through spreading rhizomes
Flowers
Occasional slender spikes of fragrant, greenish-white flowers, usually in spring or summer; indoor flowering is irregular.
Foliage
Evergreen. Thick, upright, sword-shaped leaves with grey-green horizontal bands on dark green. Some cultivars have yellow margins or shorter, rosette-forming growth.
Growth
Slow to moderate in warmth and bright light; very slow in low light
Care needed
Low

The year at a glance

  • Drought tolerant
  • Heat tolerant
  • Low allergen
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Plant

Northern hemisphere months. In Australia, shift them by six.

Difficulty
Easy
Toughness
Very tough

Will it suit your garden?

Pick your zone, country, light and whether you have pets.

Full sun is 6 or more hours of direct sun a day, part shade 3 to 6 hours, shade under 3.

How it grows

  1. Planting day

    0.8 ft (0.25 m)

  2. After 1 year

    1.1 ft (0.33 m)

  3. After 2 years

    1.4 ft (0.42 m)

  4. After 3 years

    1.6 ft (0.5 m)

  5. After 5 years

    2.2 ft (0.67 m)

About 8 years to full size.

From a typical nursery size, at an average rate for this kind of plant. A rule of thumb, not a forecast.

Good to know

Cats and dogs
Toxic
Invasive in
the US and Australia
In the garden
Spreads vigorously: plan to contain it.
Growth rate
Slow

Care

Jobs through the year

WaterMar–May, Sep–Oct, every 21 days
Grow in a pot here; water only when the mix is dry throughout, then drain completely.
WaterJun–Aug, every 14 days
Check the entire mix is dry before watering; never leave water in the saucer.
WaterJan–Feb, Nov–Dec, every 42 days
Indoors, water sparingly only after complete drying; low-light plants may need less.
FeedApr–Aug, every 42 days
Apply diluted houseplant fertilizer lightly during active growth, following the label.
DivideApr–May
Divide only overcrowded clumps if desired, using clean tools and free-draining mix.
ProtectJun–Aug
Outdoor placement is temporary: keep above 10°C, acclimatise in shade and shelter from persistent rain.
ProtectSep–Oct
Bring outdoor pots indoors before nights fall below 10°C.
ProtectJan–Mar, Nov–Dec
Keep above 10°C and prevent leaves touching cold window glass.
  • Check that the mix has dried throughout before watering; empty the saucer afterwards.
  • Feed lightly with a diluted houseplant fertiliser during spring and summer, following the label; do not feed in winter.
  • Keep plants above 50°F (10°C), away from cold windows and frost.
  • Repot in spring only when rhizomes crowd or distort the pot, using a container just slightly larger.
  • Move outdoor pots into brighter light gradually, and shelter them from prolonged rain.

Pruning. Remove dead, rotting or badly damaged leaves at soil level with a clean, sharp blade whenever needed. Avoid trimming healthy leaf tips, as cut ends remain visibly scarred.

Through the year

Spring
Repot crowded plants or divide clumps as active growth begins.
Spring
Resume light feeding and increase watering only as the mix dries more quickly.
Summer
If moving a pot outdoors, wait until nights remain above 50°F (10°C) and acclimatise it in shade.
Summer
Inspect leaf bases and crevices for mealybugs, and keep outdoor pots out of persistent rain.
Autumn
Bring pots indoors before nights fall below 50°F (10°C); stop feeding as growth slows.
Winter
Water sparingly after the mix dries throughout, and keep leaves clear of cold glass.

In the garden

  • Use a single clump in a simple container beside an entrance or in a bright interior corner for a strong vertical outline.
  • Repeat matching pots along a sheltered, frost-free courtyard wall for a restrained architectural rhythm.
  • Pair with rounded succulents in separate pots to contrast upright leaves with softer shapes.
  • Use containers beneath a covered patio in warm climates, where shelter helps prevent waterlogged roots.

Garden styles it suits: Contemporary minimal, Mid-century modern, Urban city garden, Architectural minimal, Modern tropical and Small-space.

Plant it with: ZZ plant, Ponytail palm, Jade plant and Cast iron plant.

Wildlife: Flowers may attract moths and other insects in warm outdoor settings, but this is not a major wildlife-supporting plant in the regions covered.

Problems to watch for

  • Root or rhizome rot causes soft bases and collapsing leaves: remove rotten tissue, repot sound sections in fresh, dry, free-draining mix, and reduce watering.
  • Mealybugs appear as white cottony clusters: isolate the plant, wipe off visible insects, and use a labelled houseplant treatment if they persist.
  • Cold damage causes water-soaked patches and leaf collapse: move the plant somewhere warmer and remove damaged leaves; badly rotted crowns may not recover.
  • Sun scorch produces pale or brown dry patches: move to filtered light and introduce stronger sun gradually; damaged areas will not turn green again.

Safety

Toxic to cats and dogs if chewed or swallowed; leaves and other plant tissues contain saponins that can cause drooling, vomiting and diarrhoea. In people, ingestion can cause mouth irritation and stomach upset; serious poisoning is uncommon. Horse-specific toxicity is not well documented, so keep it away from grazing animals.

Where it spreads. Spreads by underground rhizomes and discarded plant pieces. It is invasive in parts of Florida and Hawaii and is an environmental weed in parts of Queensland, Australia. Keep it in containers in these regions and never dump divisions or garden waste in bushland.

Easily confused with

  • African spear plant (Dracaena angolensis)

    Has cylindrical, spear-like leaves rather than the broad, flattened blades of snake plant.

  • Whale fin snake plant (Dracaena masoniana)

    Produces much broader, paddle-shaped leaves, often with only one or a few prominent blades per pot.

  • Mauritius hemp (Furcraea foetida)

    Forms a large, spreading rosette of arching leaves rather than a clump of narrow upright blades; mature plants are substantially larger.

The name

Snake plant refers to the snakeskin-like leaf markings, while the species name trifasciata means three-banded.

Propagation. Divide rhizomes with attached roots and leaves in spring or summer. Leaf cuttings also root in a warm, free-draining medium, but yellow-edged cultivars usually lose their edging when propagated this way; divide them to retain their markings.

Checked against open data

Accepted botanical name
Dracaena trifasciata
Native range
Cameroon, Central African Repu, Congo, Equatorial Guinea, Gabon, Nigeria, Tanzania and Zaïre.

Sources: GBIF (CC BY 4.0) and Trefle (CC BY 4.0). The care and design notes are LandscapeGPT's own.

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