The D.C. Seed Exchange

Welcome to the D.C. Seed Exchange! We are a small seed bank focused on the highest quality genetics. Our mission is to build a virtual trading space that features genetics from the best breeders in North America as well as highlighting local talent from the Mid-Atlantic region. Below is a complete list of our vendors offering a variety of regular, feminized and auto-flowering seeds.

We are here to help, if you have any questions please don't hesitate to contact us!


Blueberry Dub (Blueberry Hashplant x A-Dub) 10 Feminized Seeds


Earn 60 points upon purchasing this product.

1 in stock


Useful Seeds’ Blueberry Dub is an insanely potent F1 cross of Blueberry Hashplant and A-Dub.

Blueberry Hashplant, also known as “Hash Berry,” is an Indica dominant hybrid (80% Indica/20% Sativa) strain created through a cross of the classic Blueberry and Hash Plant strains. The result is a body heavy bud that leaves your mind clear-headed and free to wander.

A-Dub is an intensely potent Indica dominant hybrid (80% Indica/20% Sativa) strain that’s an insanely dank cross between Sour Double (Sour Diesel X Sour Bubble Cross) and Alien Dawg (Alien Tech X Chemdawg Cross). It was named #2 in High Times’ “Earth’s Strongest Strains” list in 2014, boasting a powerful 25-28% THC level.

8-9 Weeks Flowering Time

10 Feminized Seeds per pack!


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