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Grotek
Grotek Insta-Green

Grotek Insta-Green

Best price now

$12.37at gardenersbasicseeds.comObserved at 9:57 PM

57% under what the other stores charge

Compared across 4 stores. Prices are checked against each store and labelled with when.

Visit gardenersbasicseeds.com

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Our take on the Grotek Insta-Green

Grotek Insta-Green is a liquid, chelated-mineral nutrient for hydroponic and soil grows, sold in a 1 L bottle. It is a general-purpose green-up formula rather than a full feed program, so most growers use it alongside a base nutrient. At $12.37 at gardenersbasicseeds.com as of November 6, 2026, it sits at the low end of its recent range, with 4 stores listing it new.

Best forHydroponic growers wanting a quick nitrogen and mineral boostSoil growers correcting pale, slow-growing plantsSmall gardens and single-reservoir setupsGrowers who already run a base nutrient line
Pros
  • Chelated minerals stay available across a wide pH range
  • Liquid form mixes and doses easily
  • Works in both hydroponic and soil systems
  • 1 L bottle is cheap to try at $12.37
Cons
  • Not organic, so it does not suit organic-only grows
  • A supplement, not a complete one-part feed
  • Overdosing is easy and can burn plants
  • Small 1 L size runs out fast in larger reservoirs

Grotek Insta-Green prices at every store

  • gardenersbasicseeds.comNew

    In stock

    $12.37Observed at 9:57 PM
    Visit gardenersbasicseeds.com
  • Green Thumb DepotNew

    In stock

    $27.95Observed at 9:57 PM
    Visit Green Thumb Depot
  • Toledo Indoor GardenNew

    In stock

    $28.99Observed at 9:57 PM
    Visit Toledo Indoor Garden
  • WalmartNew

    In stockSold by TD Supply Corp

    $49.99Observed at 9:57 PM
    Visit Walmart

Also available at

  • eBayCheck price at eBay
  • eBayCheck price at eBay
  • CannavistaCheck price at Cannavista
  • CultivateCheck price at Cultivate
  • Florida Garden SuppliesCheck price at Florida Garden Supplies
  • GrowersHouse.comCheck price at GrowersHouse.com
  • Grow Tents DepotCheck price at Grow Tents Depot
  • Horticulture SourceCheck price at Horticulture Source
  • Hydrobuilder.comCheck price at Hydrobuilder.com
  • sustainhydro.comCheck price at sustainhydro.com

Store links may earn us a commission.

Grotek Insta-Green price history

Lowest price we've seen: $12.37 on Nov 7 at gardenersbasicseeds.com. Tracked across 13 stores since Nov 7.

Specifications

Primary Use
Hydroponic and Soil Nutrient
Organic
No
Type
Inorganic Based
Form
Liquid
Active Ingredients
Chelated minerals
Material
Liquid
Quantity
1L
Item Volume
4 L
Item Weight
weight: 1.243000
Dimensions
height: 21.500000, width: 10.000000
Container Size
4L
Packaging Size
4 Liter

Questions and answers

Is Insta-Green a complete nutrient?
No. It is a mineral supplement meant to green up plants and support a base nutrient program. Use it alongside a full feed rather than as the only input.
Can I use it in hydroponics and soil?
Yes. Grotek lists it for both hydroponic and soil use. Dose at the lower end first, since reservoir and soil buildup behave differently.
Is it organic?
No. It is an inorganic, chelated-mineral liquid. Growers running organic-only programs should look elsewhere.
How much does 1 L make?
That depends on the dose rate on the label, which varies by stage and system. At typical dilute rates a 1 L bottle covers a small garden for weeks, not a full season.
When is the price lowest?
The current $12.37 at gardenersbasicseeds.com as of November 6, 2026 is already near the bottom of its recent range. Watch for multi-bottle bundles if you use it regularly.
Where is the Grotek Insta-Green cheapest?
At gardenersbasicseeds.com, for $12.37, 57% under what the other stores charge, as of our latest check.
Where can I buy the Grotek Insta-Green?
13 stores we checked sell it, including gardenersbasicseeds.com, Green Thumb Depot, Toledo Indoor Garden, Walmart, eBay.

Stores we've priced the Grotek Insta-Green at

  • Walmart deals and prices