• slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide
  • slide

Jacob's Ladder

Botanical Name
Polemonium caeruleum
Hardiness
Zones 3 to 7
Height
18 to 24 inches
Width
18 to 24 inches
Flowers
Late spring to early summer: blue, pink, white
Light
Full sun to part shade
Soil
Moist, well-drained
Planting & Care
  • Jacob's ladder prefers soil with consistent moisture, mulch soil with shredded leaves, pine needles or other organic matter
  • Though tolerant of full sun, Jacob's ladder prefers partial shade, especially in the afternoon
  • Plants will decline in high heat and humidity
  • Cut plants back to basal foliage after bloom to tidy appearance, promote reblooming and to prevent unwanted reseeding
  • Plants rarely need division, for propagation divide in late summer
  • Plants may need staking or other support
Problems
Foliage scorch with too much sun, brown foliage in dry soil
Varieties
  • Apricot Delight - blue-purple flowers with orange centers
  • Album - white flowers
  • Brise d'Anjou - foliage sports creamy white margins

Related Content

Upcoming Appearances


Oct. 23, 2021
San Diego Fall Home & Garden Show
Del Mar, CA

Oct. 27, 2021
Pruning Tips for Shrubs
Webinar

Nov. 13, 2021
Holiday Specialties at Ebert's
Ixonia, WI

Register today! Plus, watch Melinda's past webinars ON DEMAND
for a limited time.

Learn More

Book an Appearance

Learn More

Enter to win a $150
Corona Tools Gift Card

ENTER NOW