Yerba Mansa is a perennial plant native to southwestern North America that has blue-green leaves and white inflorescences. It likes moist or wet, boggy soils and full sun. Hardy in zones 4-10.
 
Growing Instructions for Yerba Mansa
 
The seeds need to be planted when received or stored in a refrigerator until they are planted. 1. Put some potting soil in a pot. 2. Sow the seeds n the soil. 3. Cover the seeds with a thin layer of soil. 4. Water the soil and keep it moist or wet. 5. Put the pot in an area with warm temperatures and full sun. The seeds germinate in about 4 weeks. 6. When the seedlings are a few inches tall, they can be transplanted.