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Groovy Grape™ Butterfly Bush

Buddleia davidii 'PIIBD-I'

  • Massive 6-10 Inch Violet-Purple Flower Spikes Attract Butterflies and Hummingbirds All Summer
  • Thrives in Zones 5-9
  • Grows 8-10 ft Tall, 6-8 ft Wide
  • Deer Resistant, Drought Tolerant, Heat Tolerant
  • Sweetly Fragrant Flowers
Regular price $6374
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Plant Size

Planting & Care

Where to Plant

  • Sunlight: Give this beauty at least 6 to 8 hours of direct sun every day. While it can survive in partial shade, you will notice fewer flowers and leggy growth if it does not get enough light to fuel its energy.
  • Soil: Plant in soil that drains quickly because these shrubs are prone to root rot in soggy conditions. If you have heavy clay, mix in some organic compost or plant in a slight mound to improve drainage and keep the roots healthy.

Watering Requirements

For the first growing season, water deeply two or three times a week to help the root system settle into its new home. Once mature, Groovy Grape is quite drought tolerant, but inconsistent watering during extreme heat can lead to smaller flower spikes and wilted foliage. Think of consistent moisture as the fuel that keeps those purple blooms coming all summer long.

Pruning Tips

Since this variety blooms on new wood, you should cut the entire plant back to about 12 inches from the ground in late winter or early spring. This drastic haircut stimulates vigorous new growth and ensures a massive display of fresh flowers. Deadheading spent flower spikes throughout the summer prevents the plant from wasting energy on seeds and redirects it into producing new buds.

Fertilizer Needs

Apply a balanced, slow release fertilizer in early spring just as new growth begins to emerge from the base. Avoid using high nitrogen fertilizers late in the summer because they promote soft, green growth that is easily damaged by the first hard frost. A single application in the spring is usually all this vigorous grower needs to thrive.

Delivery and Shipping

Shipping Rates

Ships in 7-10 business days • Tracking provided • Weather protected

Under $50 $9.99
$50 - $99.99 $14.99
$100 - $149.99 $16.99
$150 - $198.99 $24.99
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Specifications

Plant specifications
Plant Characteristics Attracts pollinators, Fast-growing, Flowering, Fragrant
Hardiness Zone 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b
Sunlight Full sun
Height 8-10 ft
Width 6-8 ft
Watering Needs Moderate
Preferred Soil Chalky, Clay, Loamy, Peaty, Sandy
Growth Rate Fast
Growth Habit Bushy, Spreading
Blooms In Fall, Summer
Flower Color Purple
Foliage Color Green
Fragrant Yes
Suitable Space Outdoors
Botanical Name Buddleia davidii 'PIIBD-I'
Species davidii
Cultivar PIIBD-I
Class Magnoliopsida
Does Not Ship To AK, HI, ID, MT, OR, PR, WA

Frequently Asked Questions

Will Groovy Grape™ Butterfly Bush survive in zone 5, or does it die back completely?

  • Groovy Grape™ Butterfly Bush is hardy in USDA zones 5-9 and will survive zone 5 winters. In colder zones like 5, it may experience some winter dieback but will regrow quickly to reach its full 8-10 foot height each growing season. Plant in a protected location and mulch around the base for best winter survival.

How much space should I leave between multiple Groovy Grape™ Butterfly Bush plants?

  • Space Groovy Grape™ Butterfly Bush plants 6-8 feet apart for individual specimens, or 4-5 feet for hedge plantings. These shrubs reach 8-10 feet tall and wide at maturity in zones 5-9. For mass plantings, closer spacing creates faster coverage. Shop Nature Hills for healthy plants.

Does Groovy Grape™ Butterfly Bush require full sun, and how many hours exactly?

  • Groovy Grape™ Butterfly Bush thrives in full sun locations and hot, sunny conditions. Like most butterfly bushes, it needs at least 6 hours of direct sunlight daily to produce those spectacular 6-10 inch flower spikes. Plant in your sunniest spot for maximum blooms and butterfly activity.

What kind of soil does Groovy Grape™ Butterfly Bush need, and does it tolerate drought?

  • Groovy Grape™ Butterfly Bush thrives in well-draining soil and handles drought conditions well once established. This adaptable shrub performs excellently in hot, sunny, and xeric (dry) locations across zones 5-9. Plant in full sun with average garden soil for best results.

How do I prune Groovy Grape™ Butterfly Bush, and when is the best time?

  • Prune Groovy Grape™ Butterfly Bush in late winter or early spring before new growth begins. Cut stems back to 12-18 inches from the ground to encourage vigorous blooms on new wood. This hard pruning maintains the 8-10 foot mature size and maximizes flowering. Shop Nature Hills for pruning tools.

Should I deadhead the flowers on Groovy Grape™ Butterfly Bush to extend blooming?

  • Deadheading spent blooms on Groovy Grape™ will encourage continuous flowering throughout the growing season. Since this variety produces abundant 6-10 inch flower spikes, regular deadheading prevents energy from going to seed production. Cut just above the next flower bud or leaf node for best results.

Can Groovy Grape™ Butterfly Bush be grown in pots or containers?

  • Yes, Groovy Grape™ can be grown in containers, though it reaches 8-10 feet tall at maturity. Choose a large pot (at least 20 gallons) and expect more frequent watering in zones 5-9. Use well-draining potting mix and plan to repot every 2-3 years as it grows quickly.

Is Groovy Grape™ Butterfly Bush resistant to pests and diseases, like spider mites or aphids?

  • Butterfly bushes are generally resistant to most pests and diseases, though aphids and spider mites can occasionally appear during hot, dry periods. The Groovy Grape's vigorous growth in zones 5-9 helps it outpace minor pest issues. Provide good air circulation and avoid overhead watering to prevent problems.

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