Plant Calculator

Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Agastache mexicana 'Lilac' you will need.

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

Summerlong™

Agastache mexicana 'Lilac'

Mexican Giant Hyssop

  • Dense, mounded growth habit
  • Blooms early and long lasting
  • Bright colored flowers all season
  • Great for attracting pollinators

Ball Horticulture
  • Category: Perennials
  • Alternate Cultivar: 'Balsumlilac'
  • Patent: PP29964P2
  • Breeder: Ball Horticulture
  • Hardiness Zone: 7-10
  • Height: 16-22 in
  • Spread: 16-22 in
  • Spacing: 12-14 in
  • Bloom Color: Purple
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Critter Resistance
Deer Resistant
Rabbit Resistant
Exposure
Full Sun
Partial Sun
Foliage Color
Green
Soil Moisture
Average Water
Habit
Upright
Season of Interest (Foliage)
Summer Bloomer
Growing & Maintenance Tips for Agastache mexicana Summerlong™ 'Lilac'

To care for Agastache mexicana Summerlong™, ensure it is planted in well-drained soil and receives full sun for optimal growth. Water the plant regularly, but allow the soil to dry out between waterings to prevent root rot.