Polemonium reptans, commonly known as Jacob's ladder, is a herbaceous perennial plant that belongs to the Polemoniaceae family. Native to North America, it thrives in moist woodlands and meadows. The plant typically reaches up to 60 cm in height and has a clump-forming growth habit, with multiple stems emerging from the base.
The leaves of Polemonium reptans are pinnately compound, featuring 7 to 15 lance-shaped leaflets arranged alternately along the stem. The leaflets have a smooth texture with serrated edges, giving them a visually appealing appearance.
Jacob's ladder blooms from late spring to early summer, producing flowers on tall stems that rise above the foliage. The bell-shaped flowers are blue-purple and consist of five petals fused at their base, forming a tube-like structure. These flowers are known to attract bees and butterflies for pollination.
Polemonium reptans prefers moist soil conditions but can tolerate some drought once established. It grows well in partial shade to full sun, though it requires protection from the hot afternoon sun during the summer months.
In traditional medicine, Jacob's ladder has been valued for its medicinal properties. It contains alkaloids with diuretic effects, which help reduce inflammation caused by arthritis or gout.
Overall, Polemonium reptans is an attractive perennial plant that adds color and texture to any garden setting. Additionally, it provides medicinal benefits when used appropriately under medical supervision.
Botanical profile.
- Plant Type
- Herb
- Life Cycle
- Perennial
- Genus
- Polemonium
- Family
- Polemoniaceae
- Hardiness Zone
- 3-9
- Mature Height
- 49 cm
- Mature Spread
- 30 cm to 46 cm
- Leaf Color
- Green
- Leaf Type
- Deciduous
- Flower Color
- Lavender
- Flower Size
- 2.54 cm
- Bloom Time
- Mid spring, Late spring, Early summer
- Planting Time
- Spring
- Harvest Time
- Early summer, Mid summer
- Native Area
- Georgia
Other names.