Kenny's Perennials - Best Perennials in WNC - serving Western North Carolina since 2008.

Jacob’s Ladder

Added on by solomon house.

Jacob’s Ladder

Polemonium caeruleum

Grow in average, medium moisture, well-drained soils in part shade to full shade. Prefers rich, humusy, consistently moist soils. Soils must not be allowed to dry out. Best performance occurs in cool summer climates.  

Growing Conditions

Height 18 to 24 inches
Light Requirements Part shade to full shade
Bloom time April to May
Zone 4 to 8

Additional Info

Plants may be cut back to basal foliage after bloom to tidy the planting

Easily self-seeds in optimum growing conditions


All info from Missouri Botanical Garden