Zantedeschia rehmannii Engl.

• Genus: Zantedeschia
• Botanical Background: Described by Adolf Engler, this species has been subject to botanical research that highlights its distinctive morphology and adaptive traits. Historical studies have contributed to its classification within ornamental horticulture

• Geographical Range: Native to regions in southern Africa, where it naturally occurs in moist, lowland areas.
• Environment: Thrives in environments with high humidity and well-drained soils, typically found in warm climates with abundant rainfall; adapted to both full sun and partial shade conditions in its native habitat.

Leaves

• Arrow-shaped leaves
• Medium-sized
• Display a glossy texture with prominent veining
• Smooth surfaces
• Rich green color

Inflorescence (Spadix & Spathe)

• Features a broad, colorful spathe that encases the central spadix
• Spathe is usually a striking shade of white or cream with subtle hints of green
• Attracting specific pollinators through its visual allure

Growth Habit

• Terrestrial plant that grows from a rhizomatous base
• Develops a clump-forming habit
• Suitable for both container planting and garden borders

Light Requirements

• Bright, indirect light
• Partial shade is acceptable; especially in hotter climates.

Watering & Humidity

• Regular watering is necessary to maintain consistently moist soil
• Care should be taken to avoid waterlogging
• High humidity supports its tropical nature
  

Soil & Potting Mix

• Well-draining potting mix enriched with organic matter is ideal

Temperature & Fertilizer

• Maintain temperatures between 65°F and 80°F
• Balanced, slow-release fertilizer applied during the growing season 

Division & Cutting

• Division of the rhizomes

Seeds

• Less common due to variable germination rates
• Require a warm and humid environment to sprout

Typical Issues

• Spider mites
• Mealybugs
• Fungal issue (root rot) 

Treatment Recommendations

• Organic insecticides soaps
• Neem oil; effectively manage infestations
• Well-draining soil help manage pests

• Cultural significance in some regions
• Often associated with elegance and resilience in tropical horticulture

• Best in ornamental displays and garden designs

• Ability to adapt to various light conditions adds to its versatility

Wild Population Status

• No immediate conservation concerns for this species
• Habitat loss in its native regions could affect local populations

Market Availability

• Generally available in nurseries and garden centers that specialize in tropical and exotic plants