| Common Name | Meadow Rue |
|---|---|
| Family | Ranunculaceae |
| Genus | Thalictrum |
| species | aquilegifolium |
| Plant Series | Thalictrum NIMBUS™ Series |
| Plant Type | Perennial |
| US Patent # | -- |
| EU Grant # | -- |
| Bloom Time | May, June, July |
| Flower Color | White |
| Foliage Color | Black, Green |
| Dormancy | Winter |
| Exposure | Full Sun, Part Shade |
| Growth Habit | Upright |
| Growth Rate | Fast |
| Hardiness Zone | 5, 6, 7, 8, 9 |
| How Different? | Compared to T. 'Black Stockings', NIMBUS™ 'Pink' has white, grayer dark stems, more crowns, more stems, more flowers, flowers in a flat top mass, and has pink seed heads rather than green. |
| Landscape Value | Has lacy foliage, dark stems, and colorful flowers. Use in the back of the border, in mixed beds, or in the woodland garden. |
| Most Active Growing Season | Spring |
| Persistence | Deciduous |
| Size (HT/W/FL HT) | 28" / 16" / 28" |
| Soil (Garden) | Prefers moist, humus rich soils, tolerant of average soil. |
| Water (Garden) | Average summer watering. |
| Special Uses | Deep South, Pollinator Attractor |
| Comments | May appreciate afternoon shade in very hot regions. |
Thalictrum NIMBUS™ ‘White’
White, cloud-like masses of flowers over dark stems and fern-like leaves. It has an excellent, compact habit with multiple stems giving multiple, huge inflorescences. The white flowers turn into lavender pink seed heads extending the showy season. Blooms the first year, but much better after a winter chill.
USDA Hardiness Zone(s): 5-9
Size (HT/W/FL HT): 28″ / 16″ / 28″
Exposure: Part Shade, Full Sun
Bloom Time(s): May, June, July
| Water (Greenhouse) | Dry moderately between waterings. |
| EC | 0.5 – 1.5 |
| pH | 5.8 – 6.8 |
| Fertility Needs | 150 – 200 ppm |
| Notes | A cold treatment or a winter much improves the quality of the bloom. |
| Finish Time to 4″ | 6 – 8 weeks |
| Finish Time to Gallon | — |
| Day Length for Flowering | Long Day |
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Photo(s) courtesy of TERRA NOVA® Nurseries, Inc.
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- February, 2020 – Garden Smart: Tremendous Work in Perennial Breeding – click here
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