Agastache urticifolia has 1400000 seeds per pound. Early to late-seral conditions
Seed treatment recommendations: No seed pretreatment is required.
More Info: Seed should be planted at or just below the surface of the soil (< 0.13 in [0.3 cm]). Broadcast seeding followed by light harrowing was preferred by the Aberdeen PMC. USDA Plant Guide: https://plants.usda.gov/DocumentLibrary/plantguide/pdf/pg_agur.pdf