Thalictrum, Chinese Meadow Rue, Meadow Rue, Yunnan Meadow Rue 'Hewitt's Double'

Thalictrumdelavayi

Family
Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus
Thalictrum (tha-LIK-trum)
Species
delavayi (del-uh-VAY-ee)
Synonym
Sun Exposure
Light Shade
Foliage
Herbaceous
Height
36-48 in. (90-120 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
Lavender
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Wayland, Massachusetts

Aurora, Nebraska

Brewster, New York

Vermontville, New York

Bellingham, Washington

Kalama, Washington

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Gardener's Notes:

2
positives
0
neutral
0
negative
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S
| August 2012 | positive

My Hewitt,s double is 2 years old. It was about 10 inches high when I bought it. It has grown to almost 5 feet this year in my 4b zone. ...Read More

L
Aurora, NE | August 2008 | positive

Of the scores of perennials I grow, this is my favorite!

This beautiful, long-blooming plant has performed excellently for...Read More

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