Distinctive Flower Heads
Produces unusual rounded yellow flower heads with reddish centers that create a distinctive garden appearance.
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Toothache Plant, scientifically known as Acmella oleracea, is an unusual flowering herb commonly called Paracress, Buzz Buttons, and Electric Daisy. It produces distinctive rounded yellow flowers with reddish centers and attractive green foliage. The leaves and flower heads are known for their characteristic tingling and numbing sensation. This fast-growing herb is suitable for herb gardens, containers, and ornamental plantings. It grows best in warm conditions with full sun, fertile soil, and consistent moisture.
Produces unusual rounded yellow flower heads with reddish centers that create a distinctive garden appearance.
Leaves and flowers contain spilanthol, a natural compound associated with a characteristic tingling and numbing sensation.
Develops branching stems and attractive green foliage, reaching approximately 12–18 inches tall.
Traditionally used in Brazilian and other regional cuisines, particularly in salads, soups, and specialty dishes.
| Scientific Name | Acmella oleracea |
| Common Name | Toothache Plant; Paracress; Buzz Buttons; Electric Daisy; Eyeball Plant |
| Plant Family | Asteraceae |
| Seed Type | Herb Seeds |
| Growth Habit | Branching, spreading herbaceous plant |
| Flower Color | Yellow with reddish to dark red centers |
| USDA Hardiness Zones | 9–11 as a perennial; grown as an annual in cooler climates |
| Planting Season | Spring, after the danger of frost has passed |
| Seed Starting | Start indoors or direct sow in warm conditions; surface sow and gently press seeds into the growing medium |
| Germination Time | Approximately 7–14 days under suitable conditions |
| Germination Temperature | 70–75°F (21–24°C) |
| Sunlight | Full Sun to Partial Shade |
| Soil Requirements | Fertile, organically rich, moist, well-drained soil |
| Watering | Regular watering; maintain consistent soil moisture without waterlogging |
| Mature Plant Size | Approximately 12–18 inches tall and wide |
| Plant Spacing | Approximately 12 inches apart |
| Blooming Season | Summer to Fall |
| Plant Uses | Culinary Herb Gardens, Containers, Edible Gardens, and Ornamental Plantings |
Add an unusual herb to your garden with Toothache Plant, featuring distinctive yellow-red flower heads and characteristic tingling foliage. Suitable for herb gardens, containers, and culinary plantings, this fast-growing variety brings both visual interest and traditional culinary uses to warm-season gardens.
Find helpful information about Toothache Plant seed germination, its unique flower heads, and culinary uses.
Sow Toothache Plant seeds on the surface of moist, well-drained seed-starting mix and gently press them into the growing medium. Maintain temperatures around 70–75°F (21–24°C), provide light, and keep the soil consistently moist. Germination generally takes approximately 7–14 days. Transplant seedlings outdoors after the danger of frost has passed.
Toothache Plant flower heads and leaves contain spilanthol, a naturally occurring compound that produces a distinctive buzzing, tingling, and temporarily numbing sensation in the mouth. This unusual characteristic is why the plant is also called Buzz Buttons and Electric Daisy. The sensation is a botanical and culinary characteristic, not proof of a medical treatment.
Yes, Toothache Plant leaves and flower heads are traditionally used as edible ingredients in certain regional cuisines. They can be added in small culinary quantities to salads, soups, and specialty dishes. Their strong, peppery flavor and tingling sensation make them different from common culinary herbs. Introduce only small amounts and avoid medicinal self-treatment or use if you have a known sensitivity.