Lobelia erinus 'Techno Heat Upright Delft Blue'

Edging Lobelia

Lt Blue-Lilac w/ White Center

This variety grows upright dark green foliage then covers itself with a multitude of delicate light blue blossoms. It is a full to partial sun plant that is upright and well mounded. Upright Light Blue has a spread of 16-20 inches, requiring a space of 12-15 inches to properly grow, and has an optimal height of 8-12 inches. This variety is the perfect highlight plant in rock or flower gardens or in potted patio container combinations. 

Height: 8-12 Inches

Spread: 16-20 Inches

USDA Zone: Zones 8 - 11

Growing Tips for Homeowners:

  • Early to flower and day-length neutral for quicker bench turns ensures you go to market first
  • Well-branching habits provide a fast fill and crop time for #4.5 pots
  • Class leading heat tolerance keeps Techno in flower even when the temps rise

Characteristics & Attributes:

Attracts Wildlife:

  • Butterflies


  • Heat Tolerant
  • Mini Flower
  • No Deadheading

Design Use:

  • Trellis / Wall
  • Border
  • Rock Garden
  • Mass Planting
  • Ground Cover
  • Versatile
  • Edging
  • Window Boxes
  • Container


  • Full Sun / Part Sun

Foliage Color:

  • Dark Green


  • Upright Mounding

Season of Interest (Flowering):

  • Summer
  • Spring
  • Fall

Season of Interest (Foliage):

  • Fall
  • Summer
  • Spring

Soil Moisture:

  • Well Drained
  • Moist
  • Average