Jacob's Ladder (Polemonium Caeruleum) is a perennial herb in the Polemoniaceae family with moderate care difficulty. It requires moderate watering and partial shade or full sun light in USDA hardiness zones 3-7. This plant is safe for cats and dogs.

Polemonium caeruleum, commonly known as Jacob's Ladder, is a clump-forming perennial prized for its bright green, ladder-like compound leaves and loose sprays of cup-shaped blue or white flowers.

Jacob's Ladder

Jacob's Ladder

Polemonium Caeruleum

Polemonium caeruleum, commonly known as Jacob's Ladder, is a clump-forming perennial prized for its bright green, ladder-like compound leaves and loose sprays of cup-shaped blue or white flowers.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
Moderate
Light
Partial Shade, Full Sun
Hardiness Zones
3-7

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, silty, peaty
Indoor:No
Outdoor:Yes
Garden Use:ornamental, pollinator attractor, groundcover

Care Calendar

Monthly care tasks for Jacob's Ladder

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Jacob's Ladder
Jacob's Ladder detail

View leaf details, flowers, seeds & more in the app

Taxonomy

Family:Polemoniaceae
Genus:Polemonium