Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Lavandula 'Regal Splendour' you will need.

Approx. Length (ft):
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*Correct and successful spacing is complex and depends on project conditions.

Lavandula 'Regal Splendour'

Regal Splendour Lavender

  • Long narrow bright green leaves on short stalks
  • Flower spikes of small rich violet-blue flowers
  • Purple-violet petal-like bracts with undulating margins

  • Category: Perennials
  • Hardiness Zone: 7-9
  • Height: 2-3 ft
  • Spread: 1-2 ft
  • Spacing: 14-18 in
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Attracts Wildlife

• Attracts Butterflies
• Attracts Hummingbirds

Exposure

• Full Sun

Soil Moisture

• Average Water

Season of Interest (Foliage)

• Summer Bloomer

Learn More about Lavandula x intermedia (Lavender)

Lavandula × intermedia is a natural hybrid between:

  • Lavandula angustifolia (English lavender) – prized for fragrance and oil quality

  • Lavandula latifolia (spike lavender) – known for high camphor content and larger size

This hybrid combines traits of both parent species, making it widely cultivated for ornamental, aromatic, and commercial uses.

Lavandula × intermedia is a vigorous, aromatic, and highly productive lavender hybrid widely used in landscaping and industry. It offers long bloom spikes, strong fragrance, and excellent heat tolerance, making it a favorite in commercial fields and ornamental gardens alike. While its essential oil is less delicate than true lavender, its high yield and versatility make it extremely valuable.

View All Lavandula x intermedia
  • Hardiness Zone: 5-8
  • Height: 24-36 Inches