Polemoniaceae
Polemonium acutiflorum
Polemonium acutiflorum
Also known as Polemonium
Flowering Plants · Jacob'S Ladder · Woodland · Blue Flowers · Perennial · Part Shade · Cool Climate · Border Plant · Native · Pollinator · Arctic
Polemonium acutiflorum, a northern Jacob's ladder relative, thrives in part shade with consistently moist, well-drained soil rich in organic matter. It is well suited for woodland garden borders and cool-climate landscapes where it produces attractive blue-violet flowers in summer. Mulch around the base to retain moisture and keep roots cool.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Water thoroughly until soil is evenly moist, allowing the top inch to dry slightly between waterings · Every 7-10 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 5–7.8
- Temperature
- -25°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4b-9b
Form & growth
Mature size and habit
- Mature height
- 20 ft – 40 ft
- Spread
- 20 ft
- Spacing
- 18 in apart
- Growth rate
- Fast
- Root depth
- Medium
- Flowers
- Purple
- Foliage
- Green · Medium
Ecology & origin
Where it belongs and what it brings
- Attracts
- Bees, Butterflies, Hummingbirds
Sources: trefle, usda
More Polemonium
Related plants from the same genus
Leafy jacob's-ladder
Polemonium foliosissimum
Partial Sun · Moderate · Moderate
Western jacob's-ladder
Polemonium occidentale
Partial Sun · Moderate · Moderate
Polemonium foliosissimum var. foliosissimum
Polemonium foliosissimum var. foliosissimum
Partial Sun · Moderate · Moderate
Polemonium foliosissimum var. flavum
Polemonium foliosissimum var. flavum
Partial Sun · Moderate · Moderate
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