Lobelia (Lobelia Spp)

Lobelia is a plant native to the Northeast and is an important source of nectar for many pollinators. The show starts in late summer with tall flower spikes blooming tubular shaped flowers of red, blue, pink or purple that hummingbirds love. Plant this flower in a moist, sunny or partially sunny spot in the garden, water’s edge, or rain garden.

Various species include:

-Lobelia siphilitica

-Lobelia cardinalis

-Lobelia x speciosa hybrids

Category

Sun Needs:

  • Full sun to part shade (Best in full sun for the most vibrant blooms)

Bloom Time:

  • Summer to early fall (Typically blooms from late spring through frost)
Size:

Height: 6 to 12 inches (Trailing varieties can spill over the edges of containers or baskets)
Width: 12 to 18 inches (Spreading habit, can trail or mound)

Attributes:
  • Colorful, abundant blooms in shades of blue, purple, and white
  • Great for hanging baskets, containers, and borders
  • Attracts pollinators, especially bees and butterflies
  • Thrives in moist, well-drained soil
  • Low-maintenance, but regular deadheading can extend bloom time
  • Ideal for coastal gardens due to its tolerance for wind
  • Can be used as a trailing groundcover in beds and borders
Companion:
  • Petunia – similar growing habits and vibrant colors
  • Geranium – colorful blooms and contrasting leaf shapes
  • Sweet Alyssum – fragrant, compact flowers in white or purple
  • Calibrachoa (Million Bells) – cascading growth and color variety
  • Salvia – vibrant spikes of flowers and similar sun preferences
  • Veronica – upright growth that contrasts with lobelia’s trailing habit
  • Angelonia – colorful, upright blooms pair nicely with lobelia’s spread

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