Spilanthes

Herbaceous

Spilanthes

Acmella oleracea

Also known as: Toothache plant, Buzz buttons

HerbaceousGround Cover Asteraceae EdibleMedicinalWildlife Attractor
Hardiness Zone
9-11
Ideal Temp
60–95°F
Survives Down To
32°F
Life Cycle
Perennial

Spilanthes is the flower that slaps your mouth awake — tingling, salivating, dentist cosplay without insurance forms. Low spreading habit, odd yellow button blooms, and a tropical attitude that makes subtropical and tropical Americas a seasonal empire or a greenhouse joke depending on winter. ☀️💧 Sun and Water Requirements: - Full sun to light shade; more sun = tighter growth and more flowers. - Steady moisture; not a desert mystic — wilts dramatically to teach humility. - Rich, composty, well-drained soil. ✂️ Methods to Propagate: - Seeds: sow warm; light-dependent germination — surface sow or barely cover. - Cuttings: easy in humid warmth; overwinter mother plants indoors in cold zones.

Good Neighbors
  • Basil
  • Lemongrass
  • Peppers
Cautions
  • Letting pots dry to crisp during bloom
  • Feeding to unsuspecting in-laws without consent
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Banded Winged Whitefly
Trialeurodes abutiloneus
Greenhouse Whitefly
Trialeurodes vaporariorum
Lettuce Aphid
Nasonovia ribisnigri
Lubber Grasshopper
Romalea microptera
Root Aphid
Pemphigus spp.
Spider Mites
Tetranychidae
Whiteflies
Aleyrodidae