SafePlants

Rattlesnake Plant (Calathea lancifolia)

The Rattlesnake Plant, scientifically known as Calathea lancifolia, is a popular ornamental houseplant prized for its striking foliage. It is favored by those seeking a tropical aesthetic in their homes.

Considerations for Pets and Children

• The plant has long, slender, wavy-edged leaves that feature spotted patterns.

Taxonomy and Nomenclature

• Scientific Name: Calathea lancifolia
• Common Names: Rattlesnake Plant, Peacock Plant, Zebra Plant, Lance-leaved Prayer Plant.
• Synonyms: Calathea insignis. Note that some sources treat Calathea insignis as synonymous with Calathea lancifolia, while others consider them distinct species.
• Family: Marantaceae

Distribution and Habitat

• Native to Brazil.
• Specifically found in rainforests.

Morphology and Growth Habits

• Calathea lancifolia has long, medium green leaves with dark markings.
• The leaves of Calathea insignis (also called Rattlesnake Plant) are wavy-edged.
• When grown indoors, it needs bright light, shade, or light-filtered sun and requires a minimum temperature of 16°C (61°F) and should be kept above 50°F.
• It can grow as a small shrub, reaching heights of 2 to 5 feet.
• This plant is a perennial evergreen.

Additional Information

• These plants are mainly cultivated for their vibrant, colorful leaves.
• It is adapted to low light levels and high soil moisture.

Related Species

• The name "Rattlesnake Plant" is also applied to Calathea crotalifera, which produces an inflorescence resembling a rattlesnake's skin.
• Another plant known as Rattlesnake Master (Eryngium yuccifolium) is a prairie or savanna wildflower with yucca-like leaves.

Further Resources

• RHS (Royal Horticultural Society): Provides information on Calathea lancifolia.
• Dave's Garden: A community platform for sharing gardening tips and ideas.
• Plant Materials Program (NRCS, USDA): &lthttp://plant-materials.nrcs.usda.gov/&gt
• Plants of Hawaii: Features images and information for Calathea crotalifera.