At the base of the Santa Ynez mountains, on Montecito’s San Ysidro Road, a very ambitious and beneficial thing is happening. Microbes are thriving, goats are grazing, and children are climbing.

Healthy plants don’t just depend on sunlight and water; the foundation of good growth starts with the right soil mix. Whether you are growing indoor plants, balcony greens, or a small garden, the ...