Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Buddleia davidii 'Royal Red' you will need.

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*Correct and successful spacing is complex and depends on project conditions.

Buddleia davidii 'Royal Red'

Butterfly Bush

Buddleia davidii Royal Red is a stunning perennial known for its vibrant, deep red flower spikes that attract butterflies and hummingbirds. This hardy shrub blooms from summer to fall, adding a splash of color to any garden. With its fast growth and elegant arching branches, Royal Red is perfect for both formal and informal landscapes. Ideal for sunny spots, it requires minimal maintenance, making it a favorite among gardeners looking to enhance their outdoor spaces.

  • Purplish-red flowers are scented and attract wildlife
  • A profuse bloomer and vigorous grower
  • Silvery-green foliage with a strong upright habit

  • Category: Perennials
  • Hardiness Zone: 5-10
  • Height: 6-10 ft
  • Spread: 6-10 ft
  • Bloom Color: Purple
Attracts Wildlife
Attracts Butterflies
Attracts Hummingbirds
Critter Resistance
Deer Resistant
Exposure
Full Sun
Foliage Color
Green
Silver
Soil Moisture
Average Water
Habit
Upright
Season of Interest (Flowering)
Fall
Late Spring
Season of Interest (Foliage)
Summer
Summer Bloomer
Growing & Maintenance Tips for Buddleia davidii 'Royal Red'

Plant in full sun with well-drained soil. Drought tolerant once established. Cut back in the spring for vigorous, compact growth. Remove spent flowers to encourage new blooms.

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