生石花

生石花的基本数据

养护难度

适合高级者

体型

1-5cm

适宜温度

5〜35℃（適温15〜25℃）

浇水

Water: 1-2x monthly fall-spring / completely withhold in summer and during shedding

Soil

Ultra-fast-draining mix. Pumice and Kiryu sand dominant

Light

Full sun essential. Insufficient light causes elongation and poor form

Shedding

Old leaves split open for new growth in spring. No watering during this period

Notes

Overwatering is the #1 killer. When in doubt, don't water

关于生石花

Lithops are members of the Aizoaceae family, native to the gravel plains and rocky outcrops of Namibia and South Africa. Their genus name derives from the Greek words for "stone-like appearance," a fitting description for plants that have evolved to blend seamlessly into their pebble-strewn surroundings. First formally described by British botanist William John Burchell in the early 19th century, the genus now encompasses around 30 to 40 or more recognized species. Their defining feature is a pair of leaves almost entirely fused at the base, with only the flat or slightly convex tops exposed above ground. These upper surfaces contain semi-transparent "windows" that allow light to reach internal tissues for photosynthesis, even when the plant is mostly buried in sand. Colors and patterns vary widely across species, ranging from gray and green to russet and cream, each with its own distinctive stone-like markings. The true appeal of growing Lithops lies in witnessing their extraordinary life cycle—autumn flowering, winter-to-spring molting, and summer dormancy—a rhythm unlike any other houseplant, which invites a uniquely attentive kind of care.

开始养护生石花前需要了解的7件事

1. 1Understand the Molting Cycle

   Lithops undergo an annual "molting" where new leaves grow from within the old ones. During this period—typically autumn through spring—withhold water entirely until the old leaves have fully shriveled. Watering during molting is the most common cause of rot.

2. 2Water Sparingly and Deliberately

   Water only during the growing season (autumn) and after molting in spring, waiting 1–2 weeks after the soil fully dries. In summer, withhold water almost entirely—even small amounts can cause rot. When in doubt, err on the side of drought.

3. 3Full Sun and Airflow Are Essential

   Lithops thrive with 4–6+ hours of direct sunlight daily. Insufficient light causes etiolation, distorting their distinctive shape. A south-facing windowsill or outdoor spot is ideal. Good air circulation also helps prevent fungal issues in humid climates.

4. 4Use Fast-Draining Soil

   Mix cactus/succulent soil with 50–60% coarse sand or perlite for fast drainage. Standard potting mix retains too much moisture and promotes root rot. Terracotta pots with drainage holes, or deep pots to accommodate the long taproot, work best.

5. 5Beware of Summer Heat and Humidity

   Lithops go dormant in summer and are sensitive to heat combined with humidity. During the rainy season and peak summer, move them to a covered outdoor spot or indoors. Provide shade cloth and ventilation if temperatures consistently exceed 35°C (95°F).

6. 6Enjoy Clumping and Division

   Over time, Lithops form multi-headed clumps. When they become crowded, divide them after molting, letting the roots dry briefly before repotting. Growing from seed is also popular—collect seeds after flowering and sow the following spring for a rewarding propagation project.

7. 7Huge Variety in Pattern and Color

   With over 100 recognized varieties, Lithops range from grey and brown to green and pink, each with unique surface patterning. Their collectibility makes them popular among enthusiasts who curate multi-variety displays. Checking the Latin name (e.g., Lithops lesliei) at purchase helps tailor care to the specific variety.

生石花的常见问题

Q.How often should I water my Lithops?

A.Water only during the spring growing period and around autumn flowering, and only after the soil has been completely dry for several days. Withhold water entirely during summer dormancy and the winter-to-spring molting period. About 10 waterings per year is a reasonable guideline.

Q.Can Lithops be grown entirely indoors?

A.Yes, Lithops can be grown indoors if placed in a spot that receives sufficient direct sunlight, such as a south-facing windowsill. However, they etiolate easily without enough light, so a grow light can be a helpful supplement. During the rainy season and summer, good ventilation is essential to prevent humidity buildup.

Q.My Lithops are wrinkling — is something wrong?

A.Wrinkling during the growing seasons (spring and autumn) is a sign of water stress, and a proper watering should help the plant recover. However, wrinkling during the molting period in winter is completely normal — the new inner leaves are drawing moisture from the outer pair. Do not water during molting; simply observe and wait.

Q.Can I peel off the old leaves during molting?

A.It is generally best to let the old leaves wither and dry naturally without intervention. Forcing them off too early risks damaging the new leaves beneath. Once the old pair has dried out almost completely and become thin and papery, you can carefully remove them without harm.

Q.My Lithops won't flower — what can I do?

A.Flowering requires a mature plant (generally 3 or more years old), adequate direct sunlight, and adherence to the correct watering cycle. The most common reasons for failure to bloom are insufficient light and overwatering during summer and autumn. Start by improving sun exposure and reviewing your watering schedule.

生石花种植的实用工具

Learn more about 生石花 in the encyclopedia

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