Polemonium 'Lace Towers'Polemonium 'Lace Towers'

Polemonium ‘Lace Towers’

*** PLEASE NOTE ***

This plant is no longer for sale directly from TERRA NOVA® Nurseries. However, it may still be available through one of our Licensees or Retail Sources.

Features odd-pinnate compound bright green leaves (to 27 leaflets each) that appear ladder-like. Cup-shaped, cobalt blue flowers appear in loose, terminal clusters. Flowers are fragrant.

USDA Hardiness Zone(s): 4-8
Size (HT/W/FL HT): 36″ / 24″ / 48″
Exposure: Part Shade, Full Shade
Bloom Time(s): May, June, July

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SKU: POLLT Categories: ,
Common Name Jacob's Ladder
Family Polemoniaceae
Genus Polemonium
species caeruleum
Plant Type Perennial
Persistence Deciduous
US Patent # --
EU Grant # --
Hardiness Zone 4, 5, 6, 7, 8
Growth Habit Upright, Clumping
Size (HT/W/FL HT) 36" / 24" / 48"
Finish Time Fast (4-6 Weeks)
Bloom Time May, June, July
Growth Rate Fast
Most Active Growing Season Spring
Flowering Season Spring
Flower Color Blue
Foliage Color Green
Soil (Garden) Well drained fertile Soil (Garden)s.
pH 5.6 - 6.8
Exposure Part Shade, Full Shade
Special Uses Fragrant, Pollinator Attractor
Nutritional Needs 150 - 200 ppm
Dormancy Required
Water (Greenhouse) Dry moderately between waterings.
Water (Garden) Average
How Different? --
Landscape Value Mixed bed, borders or accent.
Finish Time to 4" 4 weeks
Comments You may find some reversion, but this is not a problem in older plants. Cut out any all green growth. Cut at 6-8" above ground after bloom for regrowth and re-blooms.
Grower Notes Best grown at 55 - 60°F nights and 60 - 65°F days. Provide night interruption or day-length extension to force flowering under natural short days.
Polemonium 'Lace Towers' - Product Profile
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Polemonium 'Lace Towers' - Growing Recipe
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