Grain Amaranth Seeds
Purple Coneflower Seeds
Narrow Leaved Cattail Seeds
Joe Pye Weed Seeds
Cutleaf Coneflower SeedsJacob's Ladder
$8.00 CAD
Oak Summit Nursery
Jacob's Ladder Seeds
Jacob's Ladder Seeds
Pack contains: 200+ seeds
Regular price
$5.95 CAD
Regular price
Sale price
$5.95 CAD
Unit price
per
Jacob's Ladder (Polemonium caeruleum) is a hardy perennial with divided foliage arranged like the rungs of a ladder. Clusters of blue to violet bell shaped flowers rise above the leaves from late spring into summer.
Plants favour partial shade and cool, moist soil and are less tolerant of prolonged heat and high humidity.
Notify me when back in stock
Enter your email to add a back in stock reminder for this item.
Manage this reminder with your saved products from the header.
Starting this seed
- StratificationNo stratification needed
The plant these seeds grow into
Growing details
- Hardiness
- Zone 3
- Mature size
- 12 to 24 in
- Seed source
- Europe
- Foliage
- Paired leaflets set like the rungs of a ladder
- Spread
- Forms clumps and can seed itself freely
Cold hardinessZone 3 · Canadian maps for this plant
Zone 3 and warmer
The map shows minimum winter hardiness. Soil, moisture and summer warmth also affect how a plant grows.
About these maps
Climate: Natural Resources Canada, 1991–2020. Provincial distribution: VASCAN via retained botanical research. Province outlines: Natural Earth, public domain.
Open Government Licence – Canada