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Deal.ai › General Hydroponics
General Hydroponics
General Hydroponics FloraMicro 5-0-1

General Hydroponics FloraMicro 5-0-1

Best price now

$10.90at Cheap and Easy Hydro StoreObserved at 9:57 PM

64% under what the other stores charge

Compared across 6 stores. Prices are checked against each store and labelled with when.

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Our take on the General Hydroponics FloraMicro 5-0-1

FloraMicro is the nitrogen-and-calcium base of General Hydroponics' FloraSeries three-part nutrient system, a liquid concentrate with an NPK of 5-0-1 plus iron, manganese, boron and copper. It is designed to be mixed with FloraGro and FloraBloom in different ratios through veg and bloom, and it works in hydroponics, potting mix and in-ground soil. The 1-quart bottle makes roughly 100 gallons of nutrient solution at typical dilution. At $10.90 at Cheap and Easy Hydro Store as of November 6, 2026, it sits at the low end of its recent range, with 6 stores listing it new.

Best forHydroponic growers running the full FloraSeries trioCoco and potting-mix grows that need added calciumIndoor herb, flower and high-value crop setupsGrowers who want one base nutrient for veg and bloom
Pros
  • Part of a proven three-part system with published feed charts
  • Supplies calcium and chelated iron, which many one-part nutrients lack
  • Liquid concentrate mixes easily and stores well
  • Works across hydroponics, coco, potting mix and soil
  • 1 quart goes a long way at typical dilution rates
Cons
  • Only one third of a system: needs FloraGro and FloraBloom to be complete
  • Not organic and not OMRI listed
  • Hard-water and soft-water versions exist, so the wrong one can cause issues
  • Bottle and cap can be messy to measure without a syringe

General Hydroponics FloraMicro 5-0-1 prices at every store

  • Cheap and Easy Hydro StoreNew

    In stock

    $10.90+ $9.05 shippingObserved at 9:57 PM
    Visit Cheap and Easy Hydro Store
  • HTG SupplyNew

    In stock

    $11.98+ $14.40 shippingObserved at 9:57 PM
    Visit HTG Supply
  • WalmartNew

    In stockSold by Seller

    $32.00Free shippingObserved at 9:57 PM
    Visit Walmart
  • Mighty HydroNew

    In stock

    $14.16+ $31.50 shippingObserved at 9:57 PM
    Visit Mighty Hydro
  • eBayNew

    In stockSold by tdsupplycorp

    $48.95Free shippingObserved at 9:57 PM
    Visit eBay
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $29.96Observed at 9:57 PM
    Visit Amazon

Store links may earn us a commission.

General Hydroponics FloraMicro 5-0-1 price history

Lowest price we've seen: $10.90 on Nov 7 at Cheap and Easy Hydro Store. Tracked across 6 stores since Nov 7.

What reviewers say

Growers who use the FloraSeries generally rate FloraMicro well, calling it a reliable calcium and micronutrient source that keeps plants green through veg. Complaints center on having to buy and mix three bottles and on residue or dosing mess.

What people mention
  • Nutrient performancePraisedGrowers say it prevents calcium and iron deficiencies and keeps foliage healthy through veg.
  • Three-part systemMixedUsers like the control the trio offers but dislike buying and mixing three separate bottles.
  • Mixing and residueMixedIt dissolves readily, though some report sediment in reservoirs and messy caps.
  • ValuePraisedA quart makes about 100 gallons of solution, which owners call economical.
  • Hard vs soft waterMixedBuyers are sometimes unsure which FloraMicro version matches their tap water.

Specifications

Type
Fertilizer, Hydroponic-based nutrient system, Inorganic Based
Primary Use
Fertilizer
Use
Hydroponics
Soil Type
Potting mix, In-ground soil
Form
Liquid
Material
Nutrient
NPK Ratio
5-0-1

Questions and answers

Do I need FloraGro and FloraBloom too?
Yes. FloraMicro is one part of the three-part FloraSeries and is meant to be mixed with FloraGro and FloraBloom at ratios from the feed chart. Used alone it will not carry a plant through bloom.
How much solution does a quart make?
At the common 1 teaspoon per gallon dilution, a 1-quart bottle makes about 100 gallons. Stronger feed rates use it faster.
Is FloraMicro organic?
No. It is a mineral-based, inorganic nutrient and is not OMRI listed.
Which version do I need for my tap water?
General Hydroponics sells hard-water and soft-water FloraMicro versions. Check your water report or ask the seller which one is listed, since the label matters more than the price.
Can I use it in soil?
Yes. It is labeled for hydroponics, potting mix and in-ground soil, though feed strength should be lower in soil than in recirculating systems.
Is $10.90 a good price?
At $10.90 at Cheap and Easy Hydro Store as of November 6, 2026, it is at the low end of its recent range across 6 stores. Stock up if you already run the FloraSeries.
Where is the General Hydroponics FloraMicro 5-0-1 cheapest?
At Cheap and Easy Hydro Store, for $10.90, 64% under what the other stores charge, as of our latest check.
Where can I buy the General Hydroponics FloraMicro 5-0-1?
6 stores we checked sell it, including Cheap and Easy Hydro Store, HTG Supply, Mighty Hydro, Walmart, eBay.

Stores we've priced the General Hydroponics FloraMicro 5-0-1 at

  • Walmart deals and prices

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All General Hydroponics deals and products →
Micronutrients
Trace elements, Boron, Copper, Iron, Manganese
Quantity
6 Gallon
Size
1 Quart
Active Ingredients
Nitrogen, Calcium, Potassium
Ingredients
Nitrogen, Calcium, Potassium
Organic
No
Eco-Friendly Certifications
No (OMRI certified)
Item Volume
1 QT
Effect Highlights
Booster formula
Effect Speed
Fast-growing plants (high metabolic rate)
Container Size
6 Gallon
Container Type
Bottle
Packaging Size
6 Gallon
Packaging Type
Bottle
Suitable Application Site
Indoor
Suitable Plant Type
Fruits, Flowers, Hemp, Herbs, Other high value crops