African Milk Tree is a striking upright succulent shrub native to central Africa's seasonally dry tropical forests, now beloved worldwide as both a dramatic indoor plant and outdoor ornamental. Growing 6 to 12 feet tall and 5 to 10 feet wide, its architectural branching structure and distinctive milky sap give it sculptural presence in any space. Hardy only in frost-free Zone 10, it thrives in bright light with well-drained soil and moderate watering, rewarding patient growers with a low-maintenance accent plant that transforms over years into a truly commanding specimen.
Partial Sun
Moderate
10-10
144in H x 120in W
—
Low
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The African Milk Tree earns its name from the toxic white latex that oozes from broken stems, a defense mechanism that's equally dramatic and dangerous. Its upright, branching form creates a naturally geometric silhouette that looks equally at home in a minimalist modern interior or a sunny patio border. This is a plant that grows with you over time, developing woody structure and personality rather than requiring constant attention.
The African Milk Tree serves primarily as an ornamental houseplant and outdoor specimen plant in warm climates. Its architectural form makes it particularly valued in contemporary interior design, where it functions as a living sculpture in bright windows or near glass doors. In tropical and subtropical regions, it's grown in gardens and landscapes as a specimen shrub that anchors spaces with its bold vertical structure. Some gardeners also appreciate it in container culture, which allows year-round indoor cultivation in cooler climates.
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In frost-free Zone 10, transplant established plants outdoors after the last frost date into well-drained soil in a location receiving full sun to partial shade. Space plants 5 to 10 feet apart to accommodate their mature width.
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“Euphorbia trigona originates from the seasonally dry tropical forests of central Africa, where it evolved to survive periods of drought by storing water in its fleshy stems. The plant has become so widely cultivated in warm and tropical regions around the world that it now appears as an ornamental in countless gardens and homes. Notably, it has escaped cultivation in India, where it established itself in disturbed areas and roadsides, spreading primarily through vegetative reproduction from fallen stem fragments rather than seed, demonstrating both its hardiness and its ability to adapt to new climates when conditions allow.”