When should Cerastium tomentosum be planted?
Sow from late winter to late summer in good seed compost, 1.5mm (1/16in) deep and gently firm down. Germination usually takes 2-3 weeks at 21C (70F). When seedlings are large enough to handle transplant and grow on in cooler conditions.
Is Cerastium tomentosum perennial?
Blooming profusely in late spring and early summer, Cerastium tomentosum (Snow-In-Summer) is a low-growing, short-lived perennial that forms a dense mat of silvery-gray foliage dotted with star-like, pristine white flowers with notched petals.
How do you care for Cerastium?
Plant in an open sunny site in poor soil of low fertility. Suitable for sunny banks, large rock gardens and scree or gravel beds. Cerastium is vigorous spreader, which can become highly invasive to the detriment of all other plants, therefore it is best grown in an area where it can easily be kept in check.
Is Cerastium tomentosum Evergreen?
It is an evergreen, creeping off-shoot, perennial, herbaceous plant that reaches heights of growth of 15 to 30 (rarely to 45) centimeters.
Is Cerastium tomentosum invasive?
Is Cerastium tomentosum invasive? While considered fussy in some regions, especially in cooler climates, snow-in-summer has a reputation for being a fairly invasive plant. Be careful to keep this plant within its boundaries and not allow it to naturalize into surrounding areas.
Will Cerastium grow in shade?
Its silvery evergreen mats spread to form weed-resistant ground cover over dry banks and even at the foot of a thirsty hedge as long as it gets sun for half the day or more – in light shade the plants grow taller, less intensely silver, and do not flower much.
Is Cerastium tomentosum toxic to dogs?
Cooper’s hardy ice plant (Delosperma cooperi) and snow-in-summer (Cerastium tomentosum) are dog-safe perennials and creeper plants that thrive in bright, sunny gardens.
Is Cerastium invasive?
Where is Cerastium tomentosum native to?
Tomentose chickweed is a perennial chickweed native to southeastern Europe, and commonly grown as a rock garden and wall plant. It is introduced in scattered areas of North America, mostly in the northern United States and Canada.
Can you divide snow in summer?
Snow-in-summer can be divided and replanted to create new plants. Division is best done immediately after the plants have concluded blooming.
What is Cerastium tomentosum?
Cerastium tomentosum is an herbaceous perennial featuring both impressive flowering and foliage. The plants are lavished with tiny, white, star shaped flowers through spring and summer.
How far apart do you plant Cerastium tomentosum?
Starter plants may be planted 9-12” apart to quickly cover large areas. Cerastium tomentosum, known as snow-in-summer, is a short-lived, low-growing, mat-forming perennial which is typically massed in sunny locations as a ground cover. Tufts of narrow, gray-green leaves (each to 1″ long and 1/4″ wide) form a 6” tall foliage mat.
Can Cerastium be used as a groundcover?
This Cerastium is commonly used as a groundcover, planted around the base of trees, included in borders, used in cottage gardens, or planted anywhere it can spread and be appreciated. It looks fantastic great when allowed to spill over a retaining wall.