Polemonium 'Snow and Sapphires'Polemonium 'Snow and Sapphires'

Polemonium ‘Snow and Sapphires’


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.


Clean white variegation surrounds the larger fern-like leaflets. The mounding foliage has lovely, fragrant, sky-blue flowers. Deadheading can encourage rebloom.

USDA Hardiness Zone(s): 3-9
Size (HT/W/FL HT): 10″ / 16″ / 19″
Exposure: Full Sun, Part Shade
Bloom Time(s): May, June, July

SKU: POESNOSAP Categories: ,
Common Name Variegated Jacob's Ladder
Family Polemoniaceae
Genus Polemonium
species caeruleum
Plant Type Perennial
US Patent # PP13441
EU Grant # --
Bloom Time May, June, July
Flower Color Blue
Foliage Color Green, White
Dormancy Required
Exposure Full Sun, Part Shade
Growth Habit Upright, Clumping
Growth Rate Fast
Hardiness Zone 3, 4, 5, 6, 7, 8, 9
How Different? Compared to Brise d'Anjou, this variety is larger, more vigorous and the variegation has cream edge rather than yellow edge.
Landscape Value Mixed bed, borders or accent.
Most Active Growing Season Spring
Persistence Deciduous
Size (HT/W/FL HT) 10" / 16" / 19"
Soil (Garden) Well drained fertile soils.
Water (Garden) Average
Special Uses Pollinator Attractor
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.
Water (Greenhouse) Dry slightly between waterings.
EC 1.8 – 2.2
pH 5.6 – 6.8
Fertility Needs 150 – 200 ppm
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. Received the highest rating at MSU for container culture.
Finish Time to 4″ 3 – 5 weeks
Finish Time to Gallon
Day Length for Flowering Long Day
Polemonium 'Snow and Sapphires' - Product Profile
Polemonium 'Snow and Sapphires' - Growing Recipe

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