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Blue Chinese Wisteria Tree

Wisteria sinensis

Nature Hills Nursery
  • Blue Chinese Wisteria Tree: Expertly trained standard form controls growth without the invasive vine sprawl.
  • Blooms on Bare Wood: Fragrant violet racemes appear before foliage for an unobstructed floral display.
  • Fast Growing Specimen: Rapidly reaches a manageable 10–15 feet, ideal for large patio containers.
  • Hardy & Resilient: Deer-resistant variety thrives in full sun across Zones 5–9.
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Plant Size

Planting & Care

Where to Plant

  • Sunlight: This tree demands full sun, requiring at least 6 hours of direct light daily to produce its signature heavy blooms. While it can survive in partial shade, lack of sun is the primary reason for poor flowering, so avoid shady corners.
  • Soil: Plant in well-drained, fertile soil that stays evenly moist. If you are gardening with heavy clay or poor sandy soil, mix in compost at planting time to improve drainage, as waterlogged roots can be fatal.

Watering Requirements

During the first year, water deeply and regularly to establish the root system—aim for about one inch of water per week. Once established, the tree is moderately drought-tolerant, but consistent moisture is critical during July and August. This late-summer window is when the plant sets flower buds for the following spring; if it gets too dry now, you will have fewer blooms next year.

Pruning Tips

Because Blue Chinese Wisteria blooms on old wood, timing is everything. To keep the tidy tree form, use the "two-step" method:

  1. Summer (July/Aug): Cut back long, whippy green shoots to about 6 inches to control size.
  2. Late Winter (Jan/Feb): Prune those same shoots back further to just 2–3 buds to create short "spurs."
    Think of it like building a scaffold: short, stubby spurs support the heavy flower clusters, while long, thin vines just create a leafy mess.

Fertilizer Needs

Feed your tree in early spring with a low-nitrogen fertilizer (high in phosphorus, like bone meal) to encourage flowers rather than leaves. Avoid feeding after July, as late growth won't harden off before winter. Be patient: even grafted wisteria trees can take 3–5 years to settle in before delivering a full floral show.

Delivery and Shipping

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Under $50 $9.99
$50 - $99.99 $14.99
$100 - $149.99 $16.99
$150 - $198.99 $24.99
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Learn more about Plant Sentry™
Plant Characteristics Fast-growing, Flowering, Fragrant, Attracts pollinators, Deer-resistant, Drought resistant, Disease resistant
Hardiness Zone 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b
Sunlight Full sun
Height 10-15 ft
Width 10-15 ft
Watering Needs Moderate
Preferred Soil Clay, Loamy, Sandy
Growth Rate Fast
Blooms In Spring, Summer
Flower Color Blue, Purple, Lavender, Violet
Fragrant Yes
Suitable Space Outdoors, Indoors
Plant Name Wisteria
Botanical Name Wisteria sinensis
Species sinensis
Class Magnoliopsida
Does Not Ship To AK, HI, ID, MT, PR

Frequently Asked Questions

Are blue wisteria trees real?
  • Yes, blue wisteria trees are real - they're Chinese Wisteria (Wisteria sinensis) trained into tree form with violet-blue flowers. This variety blooms on bare wood before leaves emerge, creating spectacular spring displays in Zones 5-9. Look for "standard" trained specimens to get the tree form without years of training work.

Are wisteria deer resistant?
  • Wisteria is generally deer resistant due to its toxic compounds that deer typically avoid. While no plant is completely deer-proof, established Chinese Wisteria trees rarely suffer significant browsing damage. For best results in deer-heavy areas, plant in full sun as specified and shop at Nature Hills for healthy, vigorous specimens.

What planting zones is the Blue Chinese Wisteria Tree hardy in?
  • The Blue Chinese Wisteria Tree is hardy in USDA Zones 5-9. This vigorous grower establishes quickly and adapts to a wide climate range. Plant in full sun for the heaviest flower production, and provide consistent moisture if you're gardening in the warmer zones.

How tall and wide will this wisteria grow at maturity?
  • Chinese Wisteria trees typically reach 15-25 feet tall and wide at maturity. As a standard (tree-form) specimen, it grows more predictably than vine types while maintaining vigorous growth habits. Plan for annual pruning to control size and maintain the tidy canopy shape.

Does Blue Chinese Wisteria need full sun or can it tolerate partial shade?
  • Blue Chinese Wisteria requires full sun to produce its heaviest flower clusters. While it may tolerate some partial shade, you'll get significantly fewer blooms. For the best violet-blue spring display, plant yours in the sunniest spot available at naturehills.com.

What type of soil does this wisteria prefer and what pH level is best?
  • Blue Chinese Wisteria adapts to most well-draining soils and tolerates a wide pH range from slightly acidic to slightly alkaline (6.0-7.5). It's quite forgiving about soil conditions once established. Avoid heavy clay that stays waterlogged, and add compost to improve drainage if needed.

How often should I water my newly planted Blue Chinese Wisteria?
  • Water newly planted Blue Chinese Wisteria deeply twice weekly for the first growing season. In Zones 7-9, provide consistent moisture during establishment, especially in summer heat. Once established, it becomes quite drought-tolerant and needs less frequent watering.

How much pruning does Blue Chinese Wisteria require and when should I prune it?
  • Prune Blue Chinese Wisteria twice yearly: summer pruning after blooming to control size, and winter pruning to shape the canopy. Since this is sold as a standard tree, the trunk training is complete. Focus on maintaining the rounded crown by removing crossing branches and spent flower clusters.
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