Common Name | Penstemon |
---|---|
Family | Scrophulariaceae |
Genus | Penstemon |
species | -- |
Plant Type | Perennial |
US Patent # | PP13549 |
EU Grant # | -- |
Bloom Time | June, July, August, September, October |
Flower Color | Purple |
Foliage Color | Green |
Dormancy | Winter |
Exposure | Full Sun |
Growth Habit | Clumping |
Growth Rate | Fast |
Hardiness Zone | 3, 4, 5, 6, 7, 8, 9 |
How Different? | Purple flowers, taller than 'Crushed Grapes'. |
Landscape Value | Mixed beds, sun garden, cottage garden, bank. |
Most Active Growing Season | Spring |
Persistence | Evergreen |
Size (HT/W/FL HT) | 6" / 18" / 13" |
Soil (Garden) | Average, well drained. |
Water (Garden) | Average |
Special Uses | Cut Flower, Deep South, Deer Resistant, Hummingbird Attractor, Pollinator Attractor |
Comments | This plant should have gravel mulch at the crown to protect from crown rot. Over watering or over-fertilizing will cause death. |
Penstemon ‘Sweet Grapes’
*** 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 new color out of the same breeding as 'Pink Chablis' with low, dense, glossy growth. It enjoys numerous lavender purple flower spikes, which will re-bloom when spent flowers are removed.
USDA Hardiness Zone(s): 7-9
Size (HT/W/FL HT): 6″ / 18″ / 13″
Exposure: Full Sun
Bloom Time(s): June, July, August, September, October
Water (Greenhouse) | Dry completely between waterings. |
EC | 1.8 – 2.2 |
pH | 5.5 – 7.0 |
Fertility Needs | 150 – 200 ppm |
Notes | Growing-on temps- 65°F-75°F / day & 60°F-65°F /nights. Vernalization does not impact flowering. |
Finish Time to 4″ | 5 – 6 weeks |
Finish Time to Gallon | — |
Day Length for Flowering | Day Neutral |