| Common Name | Lobelia |
|---|---|
| Family | Campanulaceae |
| Genus | Lobelia |
| species | -- |
| Plant Type | Perennial |
| US Patent # | PP13264 |
| EU Grant # | -- |
| Bloom Time | July, August |
| Flower Color | Blue, Purple |
| Foliage Color | Green |
| Dormancy | Winter |
| Exposure | Full Sun, Part Shade |
| Growth Habit | Clumping |
| Growth Rate | Fast |
| Hardiness Zone | 6, 7, 8, 9 |
| 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. |
| Most Active Growing Season | Summer |
| Persistence | Deciduous |
| Size (HT/W/FL HT) | 22" / 15" / 25" |
| Soil (Garden) | Average, keep moist, likes peat. |
| Water (Garden) | Prefers to be kept moist in the garden. |
| Special Uses | Deep South, Hummingbird Attractor, Pollinator Attractor |
| 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. |
Lobelia ‘Grape Knee-Hi’
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*** 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. |
A true dwarf cardinal flower with grape-purple flowers. 'Grape Knee-Hi' has an upright well-branched 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
| Water (Greenhouse) | Dry moderately between waterings. |
| EC | 1.0 – 1.5 |
| pH | 5.6 – 6.8 |
| Fertility Needs | 150 – 200 ppm |
| Notes | — |
| Finish Time to 4″ | 3 – 5 weeks |
| Finish Time to Gallon | — |
| Day Length for Flowering | Day Neutral |
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Please credit TERRA NOVA® Nurseries in the following manner:
Photo(s) courtesy of TERRA NOVA® Nurseries, Inc.
www.terranovanurseries.com
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