Lobelia 'Grape Knee-Hi'Lobelia 'Grape Knee-Hi'

Lobelia ‘Grape Knee-Hi’

*** 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. Please contact our sales department for more information at 800-215-9450.

A true dwarf cardinal flower with grape-purple flowers. ‘Grape Knee-Hi’ has an upright wellbranched habit and it’s also sterile which prolongs the bloom time. Loved by hummingbirds and bees.

USDA Hardiness Zone(s): 6-9
Size (HT/W/FL HT): 22″ / 15″ / 25″
Exposure: Full Sun, Part Shade
Bloom Time(s): July, August

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SKU: LOBGRAKNE Categories: ,
Common Name Lobelia
Family Campanulaceae
Genus Lobelia
species hybrid
Plant Type Perennial
Persistence Deciduous
US Patent # PP13264
EU Grant # --
Hardiness Zone 6, 7, 8, 9
Growth Habit Clumping
Size (HT/W/FL HT) 22" / 15" / 25"
Finish Time Fast (4-6 Weeks)
Bloom Time July, August
Growth Rate Fast
Most Active Growing Season Summer
Flowering Season Summer
Flower Color Blue, Purple
Leaf Color Green
Soil Average, keep moist, likes peat.
pH 5.6 - 6.8
Exposure Full Sun, Part Shade
Special Uses Deep South, Hummingbird Attractor, Pollinator Attractor
Nutritional Needs 150 - 200 ppm
Dormancy Winter
Water (Greenhouse) Dry slightly between waterings.
Water (Garden) Prefers to be kept moist in the garden.
How Different? Differs from L. siphilitica by its dwarf habit and its blue purple flowers (rather than light blue).
Landscape Value Summer color, mixed beds, borders, near streams or ponds.
Finish Time to 4" 4 weeks
Comments Flowers July through September. Easy to grow with summer moisture. They like to be divided every few years. A Top Performing Perennial at the Massachusetts Horticultural Society 2015.
Grower Notes --
Lobelia 'Grape Knee-Hi' - Product Profile
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Lobelia 'Grape Knee-Hi' - Growing Recipe
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Photo(s) courtesy of TERRA NOVA® Nurseries, Inc.
www.terranovanurseries.com

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