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Mammillaria glassii

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Mammillaria glassii

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  •   Mammillaria glassii is a stunning pincushion cactus native to the mountainous regions of Mexico. This rare silver fuzzy cactus belongs to the beloved Mammillaria genus, known for producing some of the most collectible and easy care cacti in the world.

      Mammillaria glassii displays distinctive silvery-white spines that create a soft, fuzzy appearance covering its compact cylindrical body. This white fuzzy cactus forms tight clustering groups over time, with individual stems reaching 4-6 inches tall and 2-3 inches wide. The dense white spination gives this silver cactus an almost glowing appearance that stands out beautifully among other succulents.

      Mammillaria glassii produces delicate pink to magenta flowers in spring, typically forming a crown around the top of each stem when mature. The blooms appear after the plant experiences cooler night temperatures during winter months. This clustering cactus releases oxygen at night, making it an excellent choice for bedroom collections.

      Mammillaria glassii makes an outstanding indoor cactus for collectors seeking rare and unusual specimens with beginner-friendly care requirements. This drought tolerant beauty thrives in bright windows, tolerates dry heated air, and can survive a 10-day trip without watering. The plant is pet friendly, making it safe for homes with curious cats and dogs.

  •   Mammillaria glassii thrives in bright indirect light to direct sun, adapting well to various lighting conditions indoors.

      Mammillaria glassii needs deep watering every 2-3 weeks during growing season, less frequently in winter.

      Mammillaria glassii requires well-draining cactus soil mix with added perlite or pumice for optimal drainage.

      Mammillaria glassii prefers temperatures between 65-85°F (18-29°C) and tolerates light frost down to 25°F (-4°C).

      Mammillaria glassii grows slowly and rarely needs fertilizer, requiring minimal feeding during the growing season.

      Mammillaria glassii thrives in USDA hardiness zones 9-11 and can tolerate brief frosts to 25°F (-4°C). These zones include warm-climate states like Florida, California, Texas, Arizona, Hawaii, Louisiana, Nevada, southern Georgia, South Carolina, Alabama, Mississippi, and coastal areas of North Carolina and Oregon. Indoor cultivation allows Mammillaria glassii to flourish year-round in colder regions beyond these natural growing zones.
  • Q: How often should I water my Mammillaria glassii?
    A: Water your Mammillaria glassii every 2-3 weeks during spring and summer, reducing to monthly or less in winter. Allow soil to dry completely between waterings.

    Q: Is Mammillaria glassii safe for pets?
    A: Yes, Mammillaria glassii is pet friendly and safe around cats and dogs. The soft spines pose minimal risk to curious pets.

    Q: What light conditions does Mammillaria glassii prefer?
    A: Mammillaria glassii adapts to bright indirect light up to direct sun. It can handle both low-light conditions and full sun exposure.

    Q: How fast does Mammillaria glassii grow?
    A: Mammillaria glassii is a slow-growing cactus that forms clusters gradually over several years. Individual stems reach 4-6 inches tall at maturity.

    Q: Can I grow Mammillaria glassii outdoors?
    A: Mammillaria glassii can grow outdoors in zones 9-11 but needs protection from rain and excessive moisture. It can move outside for summer in colder climates.

    Q: When does Mammillaria glassii bloom?
    A: Mammillaria glassii typically blooms in spring with pink to magenta flowers after experiencing cooler winter night temperatures. Mature plants bloom more reliably than young specimens.

  • Hand-Packed with Care: Using recyclable wraps and crinkle paper, we ensure every succulent arrives healthy and in perfect condition.

    Processing: Shipped within 3-5 business days (Mon-Fri) year-round.

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    Destinations: We ship succulents to all 50 US states and territories, with the exception of Guam.

    Cold Weather: If under 40°F, please add a Heat Pack to your order for safety.

    🌵 For Succulents
    When your package arrives, you may notice a bit of loose soil in the box. This is completely normal during shipping.
    Please remove your plants from their packaging right away and follow the care instructions included with your order. Succulents prefer to dry out between waterings, so only water when the soil is completely dry.
    Succulents are resilient plants and typically recover quickly once they settle into their new environment. Give them a few days to adjust before placing them in direct sunlight, and avoid fertilizing right away.
    *** We pack carefully to protect each plant during transit, so larger orders may arrive in multiple packages

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