Parvo can stay in the yard for up to a year without living in a host so I do not recommend bringing in any new puppies that aren't fully vaccinated (boosters every 3 weeks until they are ~15-16 weeks old) into your yard.
How long does parvo live in the yard?
According to the American Veterinary Medical Association "parvo can survive in the environment for long periods of time, greater than or equal to 1 year in soil," therefore, 2 years should be OK, BUT, parvo can be caught in so many other ways, think fomites like tires, shoes etc.
How do you get rid of parvo in grass?
If possible, flush the yard with water and allow to dry. Then apply a disinfectant that is effective with organic material, such as AHP or potassium peroxymonosulfate. These can be used with a pesticide sprayer or hose-end sprayer at the proper dilution to saturate the outside area.
How long is parvo in grass?
Extremely resilient, parvovirus can survive in the environment for up to nine years, including the ground and soil. It can also withstand most household cleaning products (bleach is an exception), heat, cold and humidity, all of which makes the spread of the virus is hard to control.
Can parvo live on grass?
Parvo can live in the ground, the grass, on bushes – pretty much anywhere (although it is not an airborne virus). Disease prevention is always less costly (and risky) than treating a condition your pet has developed.
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