Pollen can last for years if properly cared for. It certainly can last a month in your grow area. You got to scrub it down with bleach if you think it may be a concern.
Opie Yutts Reviewed by Opie Yutts on . Pollen in growroom Will pollen from herms linger in your growroom and cause future plants to seed? (when i say future i mean like 3 weeks to a month)... how long until pollen is no longer viable? Thanks! Rating: 5