Also known as: Wild tobacco tree, Velvet nightshade
Potatotree (Solanum erianthum) is a small tree native to the tropical and subtropical Americas which has become an invasive species throughout the Pacific Islands, Australia, and Asia. All parts of the plant contain poisonous alkaloids.
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Toxic to Pets
Toxicity
Perennial
Lifespan
Shrub
Plant Type
All year round
Bloom Time
2 m to 8 m
Plant Height
Semi-evergreen
Leaf type
0 - 38 ℃
Ideal Temperature
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Images
Distribution
Culture
Care Guide
Images of Potatotree
Distribution of Potatotree
Distribution Map
Potatotree is distributed across multiple continents, with a native range spanning parts of North, Central, and South America as well as West and Central Africa. This species has been introduced to diverse regions of South and Southeast Asia, exhibiting adaptability to various climates. While mostly naturalized in these new areas, potatotree is reported to be invasive in certain areas, with a presence in the Pacific that may have an impact on local ecosystems.
Native
Cultivated
Invasive
Introduced
No species reported
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Care Guide for Potatotree
Every 2-3 weeks
Water
Full sun
Sunlight
0 - 38 ℃
Ideal Temperature
Water:
Originating from areas with variable moisture, potatotree is drought-tolerant, requiring watering every 2-3 weeks. Thriving in subtropical climates, it benefits from soil moisture levels that replicate its natural rainfall patterns.
Fertilize:
Fertilize potatotree monthly during the growing season with balanced and high-nitrogen fertilizers for healthy growth. Young plants need more nitrogen, while established ones benefit from balanced nutrition. Water thoroughly after fertilization and apply during cool times to avoid root burn.
Pruning:
Potatotree thrives with early spring pruning, removing dead or crossing branches to boost growth and air circulation. Utilize sharp, clean tools, making 45-degree cuts for optimal results. Regular pruning supports healthy structure and flowering, enhancing the plant's aesthetic appeal in the garden.
Propagation:
Potatotree propagates best by sowing in well-draining soil. Maintain moisture without over-watering in a warm, bright environment while avoiding direct sunlight until seedlings are established. Transplant seedlings carefully to prevent root disturbance and promote healthy growth.
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