trefle.io · Taken May 25, 2018 by Pep Secem (cc-by-sa)
Caprifoliaceae
Field-scabious
Knautia arvensis
Also known as Scabiosa montana, Knautia arvensis var. ligerina, Trichera timeroyi, Knautia pseudolongifolia var. pinnatifolia
Native Plants · Wildflower · Purple-Flowers · Pollinator · Meadow · Drought-Tolerant · Long-Blooming · Cottage-Garden · Perennial
This charming wildflower blooms continuously through summer with minimal care required. Water regularly during establishment, then occasionally during dry spells as it becomes quite drought-tolerant. Deadhead spent blooms to encourage more flowers or leave seed heads for winter interest.
Growing conditions
The details behind the basics
- Daily light
- 6 hours
- Watering
- Water moderately when soil surface begins to dry · Every 7-10 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 7–7.5
- Temperature
- -30°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4a-10b
Form & growth
Mature size and habit
- Mature height
- 2 ft – 5 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
- Alberta, Altay, Argentina South, Austria, Baltic States, Belarus, Belgium, British Columbia, Bulgaria, Buryatiya, Central European Rus, Colorado, Connecticut, Czechoslovakia, Denmark, East European Russia, Finland, France, FøRoyar, Germany
- Attracts
- Bees, Butterflies
Sources: trefle
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