Crocanthemum Species, Canada Frostweed, Longbranch Frostweed, Rock Frost, Frostwort

Crocanthemumcanadense

Species
canadense (ka-na-DEN-see)
Synonym
Helianthemum canadense
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
This plant is fire-retardant
Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
Hardiness
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
Bloom Color
Pale Yellow
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information
Propagation Methods
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Erie, Michigan

Saint Helen, Michigan

Rockbridge, Ohio

Swanton, Ohio

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Gardener's Notes:

0
positive
0
neutral
0
negative
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