Sempervivum heuffelii 'Water Lily'
Product details
| Management number | 250425201 | Release Date | 2026/09/17 | List Price | US$3.20 | Model Number | 250425201 | ||
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- Description
- Sempervivum heuffelii 'Water Lily' Care Guide
- FAQ/Common Issues
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Sempervivum heuffelii 'Water Lily' is a rare, cold hardy succulent belonging to the Crassulaceae family. Native to the mountainous regions of southeastern Europe, it grows naturally in rocky, well-drained slopes and alpine meadows where harsh winters and lean soils are the norm.
Water Lily forms tight, symmetrical rosettes with layered leaves that closely resemble the petals of a water lily in bloom. The foliage shows blends of green, rose, and burgundy, often intensifying in color with increased sun exposure. Its clustering, hens-and-chicks growth habit means one plant gradually multiplies into a dense mat of colorful rosettes over time.
A nighttime temperature drop can trigger the bloom cycle in Water Lily, a trait worth noting for growers aiming to encourage flowering. It is remarkably drought tolerant and bounces back from dry spells that would stress most houseplants.
Water Lily is suited for rock gardens, alpine troughs, outdoor containers, and windowsill collections. It handles drafty spots and tolerates dry heated air indoors, adapting well around the home. The plant is pet friendly, so there is no need to worry about curious cats or dogs. Move it outside in summer and keep it sheltered from heavy rain to prevent rot at the rosette center. Rotate the pot regularly to encourage even, symmetrical growth on all sides.
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Sempervivum heuffelii 'Water Lily' grows well in partial to full sun, receiving at least four to six hours of direct light daily.
Water it deeply but infrequently, roughly every ten to fourteen days, letting soil dry completely between waterings.
Water Lily grows well in a gritty, fast-draining succulent or cactus mix blended with extra perlite or coarse grit.
It handles a wide range from around 25°F up to 85°F, with strong frost tolerance in established plants.
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Water Lily is a slow to moderate grower that rarely needs fertilizer, though a diluted, balanced feed in spring supports healthy clusters.
It is hardy in USDA zones 4 through 9, tolerating winter lows down to around -30°F in its coldest rated zones. It grows outdoors year-round in Montana, Wyoming, Colorado, Utah, New Mexico, Kansas, Nebraska, South Dakota, North Dakota, Minnesota, Iowa, Wisconsin, Michigan, Illinois, Indiana, Ohio, Missouri, Arkansas, Oklahoma, and Texas through Mississippi, Alabama, Georgia, South Carolina, North Carolina, Tennessee, Kentucky, Virginia, West Virginia, Maryland, Delaware, New Jersey, Pennsylvania, New York, Connecticut, Rhode Island, Massachusetts, Vermont, New Hampshire, and Maine. It also grows outdoors in Oregon, Washington, Idaho, Nevada, and parts of California and Arizona.
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Q: Is Sempervivum heuffelii 'Water Lily' frost tolerant?
A: It is highly frost tolerant and rated hardy down to around -30°F in USDA zones 4 through 9, allowing it to stay outdoors through autumn and winter in most temperate climates.
Q: How does watering need to change between seasons?
A: Sempervivum heuffelii 'Water Lily' uses the same 10-14 day watering schedule year-round when actively growing, but growth slows considerably in winter, so reduce frequency to every three to four weeks during cold months when the soil stays slightly drier.
Q: Is Water Lily pet friendly?
A: Yes, it is safe to keep in homes with cats and dogs.
Q: How does this plant spread and fill a container?
A: Water Lily produces offsets gradually that cluster together, slowly filling out a pot or rock garden as a dense mat of rosettes over time.
Q: Can Water Lily handle neglect on short trips?
A: You can leave it up to ten days without water.
Q: What window direction works best indoors?
A: Water Lily performs best on south or west-facing windowsills where direct sun reaches it; east or north-facing windows work too, though leaf colors remain less intense in those lower-light spots.
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Succulent
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