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.
Tall and colorful hollyhocks (Alcea rosea) add dimension and a pop of pink, purple, red and white to gardens. But pests can present a problem, feasting on both leaves and flowers. Hollyhock's enemies include the hollyhock weevil, Japanese beetle, spider mite and hollyhock sawfly.s you formulate your plan of attack on these bugs, start with sprays that are least toxic to kids, pets and the environment. First see if insecticidal soaps and horticultural oils will rid your hollyhocks of intruders. If not, then consider moving on to chemical sprays.