Mottled Spurge is a striking succulent shrub from India that thrives in warm climates (zones 10-11) with its distinctive columnar form and spiny, mottled stems striped in white and green. Usually leafless and cactus-like, it grows 5 to 15 feet tall outdoors but remains manageable as a 1 to 2-foot houseplant in containers. The plant rarely flowers, instead drawing attention through its architectural branching pattern and sculptural presence. Its tolerance for neglect, paired with moderate watering needs and adaptability to indoor growing, makes it a low-maintenance statement plant for warm-climate gardens or bright windowsills.
Partial Sun
Moderate
10-11
180in H x 120in W
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Moderate
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The mottled variegation along its 4-angled stems creates a stunning visual pattern that deepens its appeal as an ornamental specimen. In frost-free zones, it anchors a modern or xeriscape garden with bold vertical lines, while indoors it performs brilliantly as a sculptural houseplant that rewards consistent but minimal care. Its deer and rabbit resistance, combined with sharp drainage requirements and summer thirst tempered by winter dormancy, means once you understand its rhythm, it asks very little in return.
Mottled Spurge serves primarily as an ornamental plant, valued for its architectural form and striking stem variegation in landscape design and container gardening. In frost-free climates, it anchors modern, xeriscape, and contemporary gardens where its columnar habit and minimal maintenance demands align with low-water design. Indoors, it functions as a living sculpture and houseplant, thriving under bright light conditions where it becomes a slow-growing focal point requiring only occasional attention.
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Transplant outdoors in zones 10-11 during warm months after the last frost has passed, ensuring soil has warmed to at least 60°F. Plants grown indoors as houseplants can be moved to sheltered outdoor locations (patios, courtyards) during frost-free months and returned indoors before temperatures drop below 50°F.
Mottled Spurge naturally grows in an upright columnar form and requires little pruning for shape. Remove any frost-damaged or diseased stems in spring, and light pruning can manage height if the plant exceeds desired dimensions in containers. Avoid over-pruning, as the plant's architectural branching is central to its ornamental appeal.
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“Mottled Spurge is believed to be native to India, where it evolved in arid or semi-arid conditions. The plant entered Western horticulture through nursery and botanical garden cultivation, eventually establishing itself in zone 10-11 regions and in the houseplant trade. Its common names, mottled candlestick and milkstripe euphorbia, reflect the distinctive branching and variegated markings that made it recognizable and desirable to collectors seeking sculptural succulents.”