Salvia x Sylvestris "Mystic Spires" 15cm Pot

Salvia ‘Mystic Spires’

Botanical Name

Salvia x sylvestris ‘Mystic Spires’

Common Names

• Mystic Spires Sage
• Blue Sage
• Garden Salvia

Product Description

Salvia ‘Mystic Spires’ is a stunning perennial herbaceous shrub known for its tall, upright spires of vivid blue flowers that bloom from spring through autumn. Its compact, bushy foliage and continuous flowering habit make it ideal for borders, garden beds, pollinator gardens, and containers. This cultivar is drought-tolerant, hardy, and low-maintenance, attracting bees, butterflies, and other pollinators, making it a beautiful and eco-friendly addition to South African gardens.

Size When Fully Grown

• Height: ± 60–90 cm
• Spread: ± 45–60 cm
• Growth habit: Upright, bushy, perennial

Best Growing Conditions

• Light: Full sun
  • Requires at least 6 hours of sunlight per day for optimal flowering.
• Soil: Well-drained, moderately fertile soil
  • Tolerates sandy or loamy soils; avoid waterlogging.
• Watering: Low to moderate
  • Drought-tolerant once established; water more frequently during dry spells.
• Climate:
  • Suited to most South African regions
  • Hardy in temperate and subtropical gardens; tolerates light frost
• Maintenance: Low
  • Deadhead spent flowers to encourage more blooms
  • Trim lightly after flowering to maintain shape

Best Planting Season & Growth Cycle (South Africa)

• Best Time to Plant: Spring to early summer
• Active Growing Season: Spring through autumn
• Flowering Season: Spring to autumn
• Seasonal Notes:
  • Evergreen in frost-free areas; semi-evergreen in cooler climates
  • Excellent for attracting pollinators and enhancing biodiversity
  • Perfect for mixed borders, herb gardens, and cottage garden styles