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Pacific Substrates

Pacific Substrates

Pacific Substrates was founded in 2020 in Oakland, California, to make mushroom cultivation safe, reliable, and accessible.

By combining new technology with established distribution channels, our clients rest easy knowing they have the best materials when and where they are needed. From the Paddy Poo's and Goonie Grains. Shop Pacific Substrates at mycobuilder.com today!

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  • Pacific Substrates - Goonie Grains™ Mushroom Grain Spawn (Oats x Milo) - Sterilized 3 L

    Pacific Substrates
    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98
    In stock

    Pacific Substrates Goonie Grains™ is our production ready grain spawn mix to help you grow and expand thriving mycelium. This rapidly colonizing oa...

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    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98

  • Pacific Substrates - Paddy Poo™ Mushroom Substrate

    Pacific Substrates
    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98
    In stock

    Pacific Substrates Paddy Poo™ is our broad range compost based substrate mix that will help you grow incredible mushrooms. This rapidly colonizing ...

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    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98 - $13,556.80
    $24.98

  • Pacific Substrates - Paddy Poo™ x Goonie Grains™ Substrate & Grain Spawn - Mixed Case

    Pacific Substrates
    $64.00 - $179.00
    $64.00 - $179.00
    $64.00 - $179.00
    $64.00

    Pacific Substrates Paddy Poo™ is our broad range compost based substrate mix that will help you grow incredible mushrooms. This rapidly colonizing ...

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    $64.00 - $179.00
    $64.00 - $179.00
    $64.00 - $179.00
    $64.00

  • Pacific Substrates - Vermiculite Grade AA Super Fine

    Pacific Substrates
    $41.18 - $1,137.38
    $41.18 - $1,137.38
    $41.18 - $1,137.38
    $41.18

    Product Details Aerates soil, increases water and nutrient retention Bulk rates and super sacks available by request:

    $41.18 - $1,137.38
    $41.18 - $1,137.38
    $41.18 - $1,137.38
    $41.18

  • Pacific Substrates - Worm Castings Premium Grade 1 Cu Ft

    Pacific Substrates
    $34.67 - $1,696.73
    $34.67 - $1,696.73
    $34.67 - $1,696.73
    $34.67

    Premium Earthworm Castings - Enriches soil, increases water retention, reduces contamination Available in: 40 Pound Bag (1 Cu Ft) 2000 Pound Supers...

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    $34.67 - $1,696.73
    $34.67 - $1,696.73
    $34.67 - $1,696.73
    $34.67

  • Pacific Substrates - Paddy Poo™ Substrate - Dry Mix 2 Cu Ft

    Pacific Substrates
    $93.50 - $93.50
    $93.50
    $93.50 - $93.50
    $93.50

    Paddy Poo™ Pacific Substrate's staple compost blend available in bulk bags designed for experienced customers and businesses looking to increase...

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    $93.50 - $93.50
    $93.50
    $93.50 - $93.50
    $93.50

  • Pacific Substrates - Paddy Poo™ Substrate - Dry Mix 1 Cu Ft

    Pacific Substrates
    $49.95 - $49.95
    $49.95
    $49.95 - $49.95
    $49.95

    Paddy Poo™ Pacific Substrate's staple compost blend available in bulk bags designed for experienced customers and businesses looking to increa...

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    $49.95 - $49.95
    $49.95
    $49.95 - $49.95
    $49.95
  • Save up to $10.00 Save $-1,922.63

    Pacific Substrates - Whole Oats 40 Lb

    Pacific Substrates
    $59.99
    $59.99 - $1,922.63
    $59.99
    $49.99 - $1,922.63
    $49.99 - $1,922.63
    $49.99

    Product Details Premium Grade Whole Oats Rich in protein, fiber, and iron Bulk rates and super sacks available by request:

    $59.99
    $59.99 - $1,922.63
    $59.99
    $49.99 - $1,922.63
    $49.99 - $1,922.63
    $49.99
    Save up to $10.00 Save $-1,922.63

  • Pacific Substrates - Proso Millet 40 Lb

    Pacific Substrates
    $58.50 - $1,900.13
    $58.50 - $1,900.13
    $58.50 - $1,900.13
    $58.50

    Product Details Premium Grade White Promo Millet Rich in nitrogen, potassium, and calcium Bulk rates and super sacks available by...

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    $58.50 - $1,900.13
    $58.50 - $1,900.13
    $58.50 - $1,900.13
    $58.50
  • Save up to $12.58 Save $-1,220.63

    Pacific Substrates - Red Milo (Sorghum)

    Pacific Substrates
    $51.57
    $51.57 - $1,220.63
    $51.57
    $38.99 - $1,220.63
    $38.99 - $1,220.63
    $38.99
    Low stock

    Premium Grade Red Milo Rich in B Vitamins, carbon, and manganese Bulk rates and super sacks available by request: 

    $51.57
    $51.57 - $1,220.63
    $51.57
    $38.99 - $1,220.63
    $38.99 - $1,220.63
    $38.99
    Save up to $12.58 Save $-1,220.63

  • Adherable Injection Ports For Plant & Mushroom Tissue Culture - 18 MM

    Pacific Substrates
    $21.00 - $2,700.00
    $21.00 - $2,700.00
    $21.00 - $2,700.00
    $21.00
    In stock

    These self-healing injection ports can be applied to jar lids or tissue culture containers so you can inject matter while protecting your media fro...

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    $21.00 - $2,700.00
    $21.00 - $2,700.00
    $21.00 - $2,700.00
    $21.00
  • Save $292.50 Save $292.50

    Paddy Poo™ Mushroom Substrate - Super Sack

    Pacific Substrates
    $1,942.50
    $1,942.50 - $1,942.50
    $1,942.50
    $1,650.00
    $1,650.00 - $1,650.00
    $1,650.00

    Paddy Poo™ Pacific Substrate's staple compost blend available in bulk bags designed for experienced customers and businesses looking to increase...

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    $1,942.50
    $1,942.50 - $1,942.50
    $1,942.50
    $1,650.00
    $1,650.00 - $1,650.00
    $1,650.00
    Save $292.50 Save $292.50

  • Composted Manure Premium Grade

    Pacific Substrates
    $14.95 - $210.00
    $14.95 - $210.00
    $14.95 - $210.00
    $14.95
    In stock

    Product Details Brand: Pacific Substrates Weight: 17.00 lbs Premium Composted Dairy Manure 2 Cu Ft & Super Sack Available Fully scr...

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    $14.95 - $210.00
    $14.95 - $210.00
    $14.95 - $210.00
    $14.95
  • Sold out

    ISG™ All-in-One Mushroom Magic Grow Kit

    Pacific Substrates
    $29.99 - $29.99
    $29.99
    $29.99 - $29.99
    $29.99
    Out of stock

    ISG™ All-in-One Mushroom Magic Grow Kit is the most trusted Integrated Substrate & Grain product on the market. ISG™ is the easiest and most r...

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    $29.99 - $29.99
    $29.99
    $29.99 - $29.99
    $29.99
    Sold out

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