Light
Bright indirect • approx. 10,000–20,000 lux








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Goeppertia insignis, known as rattlesnake plant, produces long lance-shaped leaves with wavy margins, dark elliptical markings, and rich purple undersides that show clearly as the blades lift and settle through the day. It forms a clump rather than a vine and can reach around 75 cm indoors, giving plenty of tropical character without taking up extreme floor space.
Bright, indirect light keeps the markings clearer, while direct sun quickly scorches the thinner leaf tissue. Keep the substrate evenly moist but airy, use softer water where possible, and aim for humidity above 60% with warm temperatures around 18–24 °C. It is considered non-toxic, making it easier to place in pet households, but like most Marantaceae it rewards consistency and reacts fast to drought, dry air, or hard water.
Quick Care Guide
Light
Bright indirect • approx. 10,000–20,000 lux
Watering
Water when ~10–25% dry
Substrate
Moisture-retentive but aerated • Evenly moist • Organic-leaning • Fine-medium
Temperature
Ideal: 16–21 °C • Avoid below: 15 °C
Humidity
Humid 60–80 % +
Growth habit
Upright clumping rhizomatous herbaceous perennial.
Support
not needed
Growth speed
Average
Max size indoors
Max. height: 75 cm • Max. spread: 75 cm
Toxicity & safety
Non-toxic & Pet Friendly
Origin & habitat
Brazil (Rio de Janeiro); wet tropical habitat
These care values are practical reference points for indoor growing. Use them as a starting point, then adjust for your room, pot size, substrate, temperature and how quickly the plant dries.
For more context, read the full product description or visit our Plant Care Guides.
Move outside once nights stay above
18°C
Bring under cover below
15°C
Best outdoors in
Warm summer patio, Sheltered urban spot
Plant names, growth habits, natural habitats and indoor care guidance are checked against trusted botanical, habitat and horticultural references before publication.View our plant care resources and references.