PlantFun
Plant Needs
Sunlight
Full sun to partial shade; tolerates dry, sunny meadow conditions and light shade in hot climates
Watering
Drought-tolerant; water deeply only during prolonged dry spells, avoid overwatering to prevent root rot
Temperature
Hardy to -20°C; withstands hot summer temperatures with adequate drainage
Characteristics
- Leaf: Opposite, lanceolate to oblong leaves with serrated margins; gray-green, hairy texture
- Flower: Dense terminal spikes of pale yellow, tubular two-lipped flowers
- Stem: Square, hairy stems typical of the mint family
Care Guide
Watering
Water once weekly during dry spells; allow soil to dry completely between waterings
Fertilization
Apply diluted compost tea once monthly. Avoid high-nitrogen fertilizers to prevent excessive foliage growth over flowering
Composted eggshell powder：Crush dried eggshells into fine powder; dust lightly around the base of plants to boost soil calcium and deter slugsPruning
- Deadhead spent flower spikes to encourage prolonged blooming and prevent self-seeding if desired
- Cut back foliage to ground level in late autumn to promote healthy spring regrowth
- Thin overcrowded clumps every 2–3 years to improve airflow and reduce disease risk
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA: Non-toxic to cats
Humans: No known toxic effects for humans
Garden Uses & Culture
Culture: N/A
Usage: Traditional medicinal uses for minor wound care; ornamental meadow and rock garden plant
