Growing bugs from a bottle

[Plan9]

Can you grow sour bugs from the dregs of a commercial bottle?

I'm wondering if you can grow them like building up a starter.

Anyone try this and have any tips?

 

[niquejim]

Yes and no. If there are several bugs in the beer you can't guarantee that all will reproduce evenly so the profile may not be the same. I use the dregs from the bottom of Orval to sour my https://www.homebrewtalk.com/f72/drunk-owl-mango-55227/.
Whether it will be the same next time, anyones guess