Parodia haselbergii (formerly Notocactus haselbergii) is a compact, globular cactus prized for its dense covering of soft white spines and vivid orange-red flowers. It’s native to southern Brazil and is well-loved by cactus collectors for its relatively easy care and reliable blooming.
Here’s a detailed care guide:
🌵 Parodia haselbergii Care Guide
☀️ Light
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Prefers bright indirect light to partial sun.
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Indoors: Place in a bright east or south-facing window.
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Outdoors: Enjoys morning sun, but protect from intense afternoon sun, which can scorch its delicate spines.
💧 Watering
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Water deeply, then allow soil to dry out completely.
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During spring to early fall: Water every 5-7 days, depending on temperature and humidity.
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In winter: Reduce watering drastically—once a month or not at all, especially if kept cool.
🌱 Soil
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Needs a very well-draining cactus mix but in north India add cocopeat 10 percent
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Add extra pumice, perlite, or coarse sand to avoid water retention.
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Poor drainage = high risk of root rot.
🌡️ Temperature
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Ideal range: 65–80°F (18–27°C).
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Can tolerate down to 40°F (4°C) if completely dry.
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Not frost-tolerant—bring indoors in winter in colder climates.
🍽️ Fertilizer
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Use a low-nitrogen cactus fertilizer once a month during the growing season (spring–summer).
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No fertilizer during dormancy.
🪴 Growth & Repotting
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Slow-growing, stays globular and small (rarely over 4 inches tall).
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Repot every 2–3 years in early spring.
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Use a pot with excellent drainage.
🌸 Flowering
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Produces bright red to orange flowers, often in summer.
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Blooms reliably with enough light and if allowed a cool, dry winter rest.
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