Humboldt County's Own Sonic Bloom - 5lb

Description

Humboldt County's Own Sonic Bloom is a 0-51-34 powdered phosphorus and potassium booster for the flowering stage. Its primary ingredient is potassium phosphate (KH2PO4), with vitamin B1 added, and it contains no dyes. Humboldt County's Own says it works with all nutrient brands, in soil or hydro. This listing is the 5 lb (2.27 kg) size.

How to use

  • Soil and hydro: 1 tsp per 5 gallons of water.
  • Start when you first see signs of flower development, usually around the 2nd week of bloom, and continue until a week before harvest.
  • Use Sonic Bloom or Humboldt County's Own Crystal Burst, not both.

Good to know

  • The SDS lists it as 99% mono-potassium phosphate and 1% B vitamins.
  • Keep the container tightly closed in a cool, dry area, out of direct sunlight.

Humboldt County's Own Sonic Bloom - 5lb

Product form

Humboldt County's Own Sonic Bloom is a 0-51-34 powdered phosphorus and potassium booster for the flowering stage. Its primary ingredient... Read more

Free pickup at our Webster & Milford stores

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$161.99

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    • Free pickup at our Webster & Milford stores
    • 30-day returns on unopened items

    Description

    Humboldt County's Own Sonic Bloom is a 0-51-34 powdered phosphorus and potassium booster for the flowering stage. Its primary ingredient is potassium phosphate (KH2PO4), with vitamin B1 added, and it contains no dyes. Humboldt County's Own says it works with all nutrient brands, in soil or hydro. This listing is the 5 lb (2.27 kg) size.

    How to use

    • Soil and hydro: 1 tsp per 5 gallons of water.
    • Start when you first see signs of flower development, usually around the 2nd week of bloom, and continue until a week before harvest.
    • Use Sonic Bloom or Humboldt County's Own Crystal Burst, not both.

    Good to know

    • The SDS lists it as 99% mono-potassium phosphate and 1% B vitamins.
    • Keep the container tightly closed in a cool, dry area, out of direct sunlight.

    Returns & Delivery

    How fast will my order ship?

    We're a small family-owned shop, not Amazon. Most orders arrive within 7–14 days, and some items ship direct from the manufacturer. Need it today? Pick it up at Webster or Milford.

    Can I pick this up in store?

    Yes — order online and collect at Webster or Milford with no shipping charge. Webster is open seven days a week; Milford is open Monday to Saturday.

    What if I need to return it?

    Most new, unopened items can come back within 30 days of delivery for a full refund. If the mistake was ours, we cover the return shipping.

    Do you handle bulk and commercial orders?

    We ship pallets of Pro-Mix, Bio365 and Athena nationwide. Call 508-461-5850 or ask us for facility pricing.

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