How to Grow Schneekissen
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Schneekissen
Cerastium tomentosum
flowerSchneekissen, commonly known as Snow-in-Summer, is a low-growing perennial groundcover with silvery-gray foliage and abundant white flowers. It forms dense mats of soft, woolly leaves topped with delicate white blooms in late spring and early summer. This hardy plant is excellent for rock gardens, borders, and areas needing erosion control.
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Example Schneekissen timeline · Pittsburgh, PA (Zone 6b)
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Plant Schneekissen
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Schneekissen blooms
Around May 17≈ 30 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Schneekissen dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-8, with best performance in cooler regions
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Get my Schneekissen timeline →Growth Stages
Seedling
2-3 weeksTiny rosettes with developing fuzzy gray-green leaves emerge from soil
Keep soil lightly moist but not wet. Provide bright light. Do not bury seeds. Thin seedlings to proper spacing.
Vegetative Growth
4-6 weeksPlant develops dense mats of silvery-gray, woolly foliage; low sprawling growth habit
Water sparingly; allow soil to dry between waterings. Avoid overhead watering to prevent fungal issues. Fertilize lightly or not at all.
Bud Formation
1-2 weeksFlower buds form at the tips of stems, visible among the foliage
Reduce watering further. Ensure excellent drainage. Full sun exposure is critical for abundant blooms.
Flowering
4-8 weeksProlific small white flowers blanket the plant, creating a snowy appearance
Continue minimal watering. Deadhead spent flowers to encourage continued blooming. Do not overwater or overfertilize, as this reduces flowering.
Post-Flowering & Maintenance
Ongoing until fallFlowers fade; plant may bloom intermittently through summer; foliage remains attractive year-round
Shear back after main flowering to promote bushiness and prevent legginess. Water very sparingly. Prepare for dormancy in fall.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Improve air circulation; avoid overhead watering; remove affected foliage; apply sulfur fungicide if severe
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Ensure excellent drainage and air circulation; do not overwater seedlings; use sterile potting soil
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Plant in very well-draining soil; avoid watering in evening; reduce watering frequency in humid climates
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Increase humidity slightly; spray with water; apply neem oil if infestation is severe
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and
Remove debris; use copper barriers; hand-pick in evening; apply iron phosphate baits
Uses
Edible Flowers
CulinaryThe delicate white flowers are edible and can be used as a garnish on salads and desserts. They have a mild, slightly sweet flavor and add visual appeal to dishes. [source]
Groundcover and Erosion Control
HouseholdSchneekissen's dense mat-forming growth and extensive root system make it excellent for stabilizing slopes, preventing erosion, and covering bare ground. It spreads quickly to fill garden spaces with minimal maintenance. [source]
Cut Flowers and Floral Arrangements
CraftThe delicate white flowers with silvery-gray foliage are valuable in fresh or dried flower arrangements. The stems can be used in bouquets to add a light, airy texture. [source]
Pollinator Support
WildlifeSnow-in-Summer flowers attract bees, butterflies, and other pollinators during late spring and early summer when other nectar sources may be limited. This makes it valuable for supporting wildlife gardens. [source]
Rock Garden and Alpine Garden Design
HouseholdIts low growth habit, silvery foliage, and preference for well-draining soil make Schneekissen ideal for rock gardens, alpine troughs, and scree gardens where it creates a striking textural contrast. [source]
Harvest Tips
Schneekissen is grown for ornamental flowers and foliage, not harvested for food. Deadhead spent flowers during blooming season to encourage more blooms. Cut back stems in late summer or early fall by one-third to maintain a compact, tidy shape. Divide plants every 2-3 years in spring to rejuvenate.
Fun Facts
- 🌱 The name 'Schneekissen' is German for 'snow cushion,' referring to the plant's appearance when covered with abundant white flowers that resemble freshly fallen snow.
- 🌱 Cerastium tomentosum's fuzzy, silvery leaves are an adaptation to bright sunlight and dry conditions; the fine hairs reflect intense sunlight and reduce water loss through transpiration.
- 🌱 This plant has naturalized in many regions outside its native Mediterranean habitat and is sometimes considered invasive due to its vigorous growth and spreading tendency, though it is easily controlled by division and removal.
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