Blue Chinese Wisteria

Blue Chinese Wisteria, is a stunning, deciduous vine renowned for its breathtaking cascading clusters of bluish-purple flowers. These flowers typically bloom in late spring to early summer, producing a sweet fragrance that attracts pollinators. The plant is vigorous and can grow up to 30 feet (9 meters) long, making it ideal for covering trellises, arbors, and pergolas. Its foliage consists of lush, pinnate leaves that turns golden in the fall. Ideal for adding a touch of elegance to your outdoor space, Blue Chinese Wisteria requires regular pruning to maintain its shape and promote abundant flowering. The first recorded instance of Wisteria sinensis blooming in Europe was in 1816, when it was planted in the Royal Botanic Gardens at Kew, London. Its impressive floral display quickly won admiration and contributed to its widespread popularity in gardens worldwide.

Also Known As: Wisteria Sinensis Blue, Blue Chinese Wisteria, Blue Wisteria, Chinese Wisteria Blue, Wisteria Blue, Blue Wisteria Sinensis, Wisteria Sinensis, Blue Flowering Wisteria, Blue-Flowered Wisteria, Sinensis Blue Wisteria.

Plant Name:	Tree, Chinese Blue Wisteria
Latin Name:	Wisteria sinensis Blue
Days to Germinate:	14-28
Days to Bloom:	3 - 5 Years
Plant Height:	10 - 20 Feet
Spread:	4 - 30 Feet
Bloom Diameter:	3 - 4 Inches
Growth Habit:	Vining
USDA Zones:	5-9
Lifespan:	Perennial
Brand:	TomorrowSeeds
Sunlight:	Full Sun, Partial Shade
Pollination:	Heirloom, Open-Pollinated
GMO:	No
Fungicide-Treated Seeds*:	No
Seeds Packed For**:	2025

*Fungicide-treated seeds protect the seedlings from diseases until they are up and growing. Do not eat treated seeds.
**Seeds are freshly packed for the growing season of the year listed. Seeds are still viable beyond pack date. Store in a cool and dry location such as the refrigerator or basement to best preserve germination rates.

Planting Instructions:

Soil Preparation:

Choose a clear, sunny location that is not in the shade of other trees and receives at least 6 hours of sunlight each day. Trees establish roots better in sandy, well-drained soils rather than heavy, poorly drained soil. Remove weeds, large rocks, and litter from the planting area. Leave small weeds and dead grass, they will enrich the soil when turned under. Spade or till the soil 6-8 inches deep. Loosening the soil will help the plant establish strong roots. If the soil is heavy or clay-like, mix in some sand or compost to improve drainage. Optionally, either form rows of soil beds or hills 4-6 inches high and at least 10 feet apart. This formation of ridges will help with drainage, ensure good airflow, and make harvesting or maintenance easier.

Planting:

Starting Indoors: Seeds do not require pre-treatment but would benefit from soaking in tap water 12-24 hours before sowing. To germinate seeds, place seeds in moist sand or wrapped in a moist paper towel in bags in a warm 70F-90F area. Check every other day. Once roots are visible, sow in moist potting soil and place in a sunny area that is at least 65F, about 1 month before the last expected frost in spring. Keep the soil moist, allowing the top inch of soil to dry in between waterings.

Once the seedlings have developed a few sets of leaves and are at least 6 inches in height, harden off seedlings then transplant outdoors in the spring, in a sunny location when temperatures are consistently above 65F. To transplant seedlings, prepare a transplant hole outdoors in a sunny, permanent location. Remove the plants carefully from the pots or flats and set them in the transplant holes, burying some of the stem in the ground. Pack the soil loosely around the plant and leave a slightly sunken area around each plant to hold water. Water the plants after transplanting.

Directly Sowing: To germinate seeds, soak seeds 12-24 hours in tap water prior to sowing. Plant in spring once the soil reaches ast least 65F. To plant, make holes 1 inch deep and spaced 8-10 feet apart down the rows of raised beds. Plant 1 seed per hole, then cover thinly with soil. Seedbeds can be covered with plastic film to promote germination. Water after planting.

Planting Depth:	1 inch
Within-Row Spacing:	6-8 feet, trellis
Between-Row Spacing:	10-15 feet

Care During the Season:

Blue Chinese Wisteria thrives in bright, sunny locations and regular watering is important, especially during dry spells. Pruning is essential to maintain its shape and promote healthy blooming, so remove any dead or damaged stems in late winter or early spring and trim back any vigorous growth during the growing season. Fertilizing with a balanced fertilizer in early spring helps encourage strong growth and abundant flowers. Mulching around the base can help retain moisture and suppress weeds, while providing support for the plant to climb and spread across trellises or structures.