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TIARELLA cordifolia
Commonly known as Coolwort, Foam flower


White flowers, leaves in rosettes
Full Plant Details - Sun/Soil & other attributes - Click to close
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Good to know
Ideal for groundcover and a shady border -
Pests & Diseases
Slugs, vine weevil -
Place of origin
North America -
Semi-evergreenKeeps some of its foliage all year, and will drop some leaves as well.
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White
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RacemesSpike-like racemes 10-30cm (4-12in) long
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Star-shaped5-10mm (¼-½in) across
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BorderSuitable for a damp, shady border
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Fully hardy
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Height
10-30cm (4-12in) -
Spread
30cm (12in) plus -
Bulb/Corm or rhizomatous perennialVigorous rhizomatous perennial, spreading by stolons, with hairy 3- to 5-lobed, ovate, pale green leaves to 10cm (4in) long, heart-shaped at the base
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Ground coverThese plants are typically low growing and spread quickly to inhibit weed growth on areas of bare soil
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HerbaceousEarly in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
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Hardy - cold winter
Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F) -
Scented flowersLightly scented
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Autumn Seasonal Interest
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Spring Seasonal Interest
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Summer Seasonal Interest
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Tolerates allTolerates a wide range of soils. Ideally, cool, moist, humus-rich
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Full shade
Avoid excessive winter wet -
Partial shade
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Mature Size10-30cm (4-12in)
30cm (12in) plus
View Planting Tips and Care Advice
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- Overpotting Problems - Video Tip ondemand_video
Tiarella - Growing Guide
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