1 More than 3 million people died of COPD in 2012, which is equal to 6% of all deaths globally that year. 2  More than 90% of COPD deaths occur in low- and middle-income countries.  The primary cause of COPD is tobacco smoke (through tobacco use or second-hand smoke).
Hollyhock, Alcea rosea, is a summer blooming biennial that has an upright habit with thick sturdy stems. They are winter hardy to zone 3. Zones 3 to 8 begin blooming mid to late summer. In zones 9 to 10, young plants are set out in fall and bloom early spring through summer. Hollyhocks are drought-resistant.
Purchase hollyhock seeds in your choice of variety and color. Hollyhocks come in an assortment of shades of white, yellow, pink, maroon and red flowers, which grow on 6 to 9 foot (1.8 to 2.7 m) stalks. 1  Hollyhocks will reseed themselves for subsequent growing years. 2  You can also harvest seeds from plants in the fall.