trefle.io · Taken Jun 17, 2022 by Diego Alex (cc-by-sa)
Onagraceae
Dwarf willowherb
Epilobium obscurum
Also known as Epilobium, Dwarf fireweed, Small willowherb, Epilobium obscurum var. pseudopalustre
Native Plants · Edibles & Herbs · Dwarf Willowherb · Epilobium · Wildflower · Perennial · Moist Soil · European Native · Cottage Garden · Onagraceae
Dwarf willowherb thrives in moist, moderately fertile soil in a sunny to partly shaded position. It is best suited to garden borders, stream edges, or naturalistic plantings where consistent moisture is available. Avoid letting the soil dry out completely, particularly during warmer months.
Growing conditions
The details behind the basics
- Daily light
- 5 hours
- Watering
- Water moderately, keeping soil consistently moist but not waterlogged · Every 5-7 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 5–5.5
- Temperature
- -25°F to 85°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4b-9b
Form & growth
Mature size and habit
- Mature height
- 12 in – 3 ft
- Spread
- 2 ft
- Spacing
- 12 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- No
- Foliage
- Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Albania, Algeria, Austria, Azores, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Canary Is., Central European Rus, Chile Central, Chile South, Corse, Czechoslovakia, Denmark, East Aegean Is., East European Russia, Finland, France
- Attracts
- Bees, Butterflies
Sources: trefle, usda
More Epilobium
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Epilobium angustifolium subsp. angustifolium
Epilobium angustifolium subsp. angustifolium
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Square-stemmed willowherb
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Partial Sun · Moderate · Moderate
Hoary willowherb
Epilobium parviflorum
Partial Sun · Moderate · Moderate
American willowherb
Epilobium ciliatum
Partial Sun · Moderate · Moderate
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