Smoke billows into the sky during a controlled burn of Plaines Garden at the denver Botanical Garden Wednesday March 12, 2008. The burn of prairie grasses in several gardens at the Botanic Gardens recycles nutrients, improves natural soil balance, discou
DENNIS SCHROEDER, Smoke billows into the sky during a controlled burn of Plaines Garden at the denver Botanical Garden Wednesday March 12, 2008. The burn of prairie grasses in several gardens at the Botanic Gardens recycles nutrients, improves natural soil balance, discou (03/12/2008), [436191778] . Denver Public Library Digital Collections, accessed 14/07/2026, https://digital.denverlibrary.org/nodes/view/896902