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!


Navy Cross F1 (East Coast Sour Diesel x Blueberry F4) 13 Regular Seeds


Earn 89 points upon purchasing this product.

10 in stock


Pleased to announce the next drop from Old World Genetics and Blue Star Seed Co., ‘Navy Cross’! Limited to 300 packs total.

A joint project between Old World Genetics and Blue Star Seed Co featuring 2 of the most influential strains of modern cannabis. NAVY CROSS is a Sativa dominant hybrid utilizing the East Coast Sour Diesel cut pollinated by DJ Short’s legendary F4 Blueberry.

A 70% Sativa/30% Indica hybrid featuring a very uniform F1 structure. Flowering times range from 58 to 68 days. Long-running fox-tailed colas encompass medium stretch plants for a full, even canopy. Flavors of blueberries and citrus are supported by rich tropical fruit aromas followed by some diesel fuel notes. Culminating in a euphoric effect that is uplifting and stimulating, joyful, and long-lasting.

Each NAVY CROSS pack comes with a free 5 pack of BLUE GREASE (GREASE MONKEY x DJ SHORT F4 BLUEBERRY)!

13 Regular Seeds per pack!



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