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  1. Showing 1 - 36 out of 178 results for "ideal ph for cannabis"
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      Humboldts Secret Ph Up And Ph Down Control Kit | Liquid Ph Plant Balancer For Soil Gardening & Hydroponics Growing System | Optimal Nutrient Uptake
      Humboldts Secret Ph Up And Ph Do…
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      Amazon.com
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      Bloom City Professional Ph Up + Down Control Kit For Optimal Nutrient Uptake (Two 1/2 Pint Bottles) 16 Total Oz
      Bloom City Professional Ph Up + Do…
      ($1.12 / 1 oz)
      A
      Amazon.com
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      Advanced Nutrients Ph Perfect Bloom 500 Ml
      Advanced Nutrients Ph Perfect Bloo…
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      Grow It Depot
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      Bloom City Professional Ph Down Liquid Fertilizer, Gallon (128 Oz)
      Bloom City Professional Ph Down Liq…
      ($0.29 / 1 floz)
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      Amazon.com
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      General Hydroponics Ph Test Indicator, 1-Ounce
      General Hydroponics Ph Test Indicat…
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      Amazon.com
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      Advanced Nutrients Ph Perfect Micro 1 L
      Advanced Nutrients Ph Perfect Micr…
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      Grow It Depot
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      Advanced Nutrients Ph Down 500Ml
      ($1.77 / 1 floz)
      A
      Amazon.com
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      Advanced Nutrients 3800-15 Ph-Dow…
      ($0.44 / 1 floz)
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      Amazon.com
      Price Drop Green Icon16% DROP
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      General Hydroponics Ph Test Indicat…
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      Amazon.com
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      General Hydroponics PRO Ph Up
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      Hydrobuilder
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      General Hydroponics Ph Control Kit
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      Hydrobuilder
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      Advanced Nutrients Ph Perfect Gro…
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      eBay
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      Humboldts Secret Ph Down | Liquid …
      ($0.62 / 1 floz)
      A
      Amazon.com
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      GH General Hydroponics Ph Up And …
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      US eBay
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      General Hydroponics Ph Control Kit F…
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      Amazon.com
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      General Hydroponics PH TEST INDIC…
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      US eBay
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      General Hydroponics Ph Down 1 Gall…
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      eBay
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      Humboldts Secret Ph Up And Ph Do…
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      eBay
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      Laboratory & Aquaculture Ph Analyze…
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      Walmart
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      Dutchpro Nutrients Ph- Grow: PH Re…
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      Amazon
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      General Hydroponics Ph Down 1 Gall…
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      US eBay
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      AC Infinity Ph Meter Kit, High Precisi…
      A
      Amazon.com
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      VIVOSUN Ph Up & Ph Down Kit, 1 Qu…
      A
      Amazon.com
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      General Hydroponics Liquid Ph Contr…
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      Ace Hardware
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      General Hydroponics Ph Control Kit F…
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      eBay
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      General Hydroponics Ph Up - 8 Oz
      ($1.50 / 1 floz)
      A
      Amazon.com
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      General Hydroponics GL56722090 G…
      Cashback4%Cashbackcash back
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      Zoro.com
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      Grostar GS4 Ph/EC/500Ppm/700Ppm…
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      Grow It Depot
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      Advanced Nutrients Ph Perfect Sens…
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      HTG Supply
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      General Hydroponics Ph Down - 8 Oz
      ($2.00 / 1 floz)
      A
      Amazon.com
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      General Hydroponics Ph Up - Gallon
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      HTG Supply
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      Advanced Nutrients Ph Perfect Micr…
      $19.36
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      HTG Supply
      SALE
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      General Hydroponics Pro Ph Up - 6 G…
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      HTG Supply
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      Ph Up And Down Control And Testin…
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      Home Depot
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      Dutchpro Ph- Grow : Ph Reducer 1 Q…
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      Edenz Hydro
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      8 Oz. General Hydroponics® Ph Up L…
      G
      Greenhouse Megastore
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