Advanced Nutrients pH Down

Name: Indoor Farmer Advanced Nutrients pH Down - Advanced Nutrients pH Down
Brand: Indoor Farmer
SKU: 39340181094465
Price: 22.95 CAD
Availability: InStock
Rating: 5 (4 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

CA$22.95CA$27.99

18% off

Quantity

Color

Black

Quantity

Concentrated phosphoric acid solution: Delivers effective pH lowering with minimal product usage
Gradual adjustment capability: Allows precise, controlled pH changes to prevent nutrient lockout
Compatible with all hydroponic and soilless systems: Versatile use across various growing environments
Free from banned plant growth regulators: Safe for use in commercial and home cultivation
Stable buffer formula: Maintains optimal pH range even after dilution or between reservoir changes

Summarized by Shop

5.0

5 ratings

Fantastic a few drops will go along way. I’m very impressed as I have very high pH in my tapwater.

Matt · September 10, 2025

Powerful stuff

Super awesome product don't need much in a 5 gallon container to get your ph were required

Andrew · January 31, 2024

Great product

This is by far the best ph product on the market. It is very strong so a little goes a long way.l highly recommend this product.

Anonymous · January 24, 2023

Returns accepted within 30 days

Exclusions may apply. See full policy

Indoor Farmer

4.9 (3K)

Product description loading

This is the product description text that will appear here.

18% off

Indoor Farmer

Advanced Nutrients pH Up

(1)

CA$22.95CA$27.99

27% off

Indoor Farmer

Advanced Nutrients Rhino Skin

(6)

CA$18.95CA$25.99

Indoor Farmer

General Hydroponics CALiMAGic

(6)

CA$8.95

Indoor Farmer

Bootstrap Farmer 1020 Extra Strength Deep MESH Trays

(8)

CA$8.95

9% off

Indoor Farmer

Advanced Nutrients Bud Ignitor

(2)

CA$52.99CA$57.99

Indoor Farmer

GreenPlanet Premium Coco Perlite 70/30 Blend

(1)

CA$29.95

Indoor Farmer

Miicrobial Mass PRO Concentrate

(5)

CA$65.00

8% off

Indoor Farmer

Lost Coast Plant Protector

(6)

CA$274.95CA$299.95

Indoor Farmer

CANNA PK 13/14

(2)

CA$11.95

Indoor Farmer

ZumSil Silica Monosilicic Acid

(2)

CA$24.95

Canada Grow Supplies

4.8

(1.9K)

Active Aqua Air Stone Cylindrical 1.4 x 1.7 inch

Antelco Barb / Thread Adapter 0.16'' #40945 (100)

Advanced Nutrients pH Perfect Connoisseur Bloom Part B 1 Liter

Advanced Nutrients Big Bud Liquid 1 Liter

Future Harvest

Citric Down - pH Adjuster

CA$20.89

Indoor Farmer

Advanced Nutrients pH Perfect Sensi Grow PART A

(2)

CA$114.95

Indoor Farmer

AC Infinity Stainless Pruning Shear Straight Blade 6.6”

(3)

CA$21.99

Indoor Farmer

Antelco Premium Barbed Ball Valve

(3)

CA$3.95

34% off

Indoor Farmer

Advanced Nutrients Bud Candy

(8)

CA$9.95CA$14.99

Epping Hydroponics

Advanced Nutrients PH Perfect Grow

A$22.50

Indoor Farmer

General Hydroponics pH Down Professional

(6)

CA$55.95

Indoor Farmer

Xtreme Gardening MYKOS Pure Mycorrhizal Inoculum

(14)

CA$6.95

13% off

Indoor Farmer

Advanced Nutrients pH Perfect Connoisseur Bloom B

(1)

CA$20.95CA$23.99

Circle Farms

4.9

(671)

Indoor Farmer

General Hydroponics FloraKleen

CA$39.95

50% off

Indoor Farmer

Advanced Nutrients pH Perfect 3Part Micro

(1)

CA$9.95CA$19.99

Indoor Farmer

AC Infinity Grow Tent Flexible Trellis Netting

(8)

CA$16.99

Indoor Farmer

Jiffy Preforma Landmark 72 Cell Round

(1)

CA$17.95

17% off

Indoor Farmer

Advanced Nutrients CarboLoad Liquid

CA$24.95CA$29.99

20% off

BetterGrow Hydro

GH pH Down Liquid Gallon

$20.36$25.44

Indoor Farmer

CANNA Start (1-1-2)

(3)

CA$16.95

Indoor Farmer

General Hydroponics Floralicious Plus

(1)

CA$99.95

Indoor Farmer

Active Aqua Black Vinyl Tubing 3/4" ID

(1)

CA$2.25

West Coast Seeds

4.1

(14.7K)

Nice Grow

Hydroponic pH Down PO 72%

€12.99

22% off

Indoor Farmer

Advanced Nutrients Overdrive

(2)

CA$21.95CA$27.99

Indoor Farmer

CANNA Coco Coir Brick

(14)

CA$25.95

Indoor Farmer

Active Aqua Air Pump 2 Outlets - 3W, 7.8 L/min

(4)

CA$21.95

Indoor Farmer

REMO Roots

(2)

CA$16.95

Indoor Farmer

General Hydroponics FloraGro

(1)

CA$19.95

Indoor Farmer

Green Planet HortiCal (14-0-0)

(2)

CA$26.95

Indoor Farmer

ATHENA PRO Bloom 0-12-24

(1)

CA$119.95

Indoor Farmer

Jack's Nutrients PART B CAL NIT (15-0-0)

(4)

CA$30.95

13% off

Indoor Farmer

Advanced Nutrients pH Perfect Connoisseur Bloom A

(1)

CA$20.95CA$23.99

Epping Hydroponics

Advanced Nutrients PH Perfect Bloom

(1)

A$22.50

Indoor Farmer

Bootstrap Farmer 5X5 Extra Strength Grow Trays

(7)

CA$14.95

Indoor Farmer

Advanced Nutrients pH Perfect 3Part Grow

(1)

CA$7.95

Indoor Farmer

General Hydroponics FloraMicro

(3)

CA$24.95

14% off

Indoor Farmer

Advanced Nutrients Sensi Cal Mag Xtra

(9)

CA$18.95CA$21.99

All Grow Garden Distribution

Advanced Nutrients PH Perfect Micro

CA$13.00

The curated dining table

Dinnerware, glasses, and flatware.

7% off

Indoor Farmer

Advanced Nutrients pH Perfect Sensi Bloom PART B

(3)

CA$51.95CA$55.99

Indoor Farmer

CANNA Rootplugs

(7)

CA$25.95

20% off

BetterGrow Hydro

GH pH Down 8 oz

$5.82$7.28

Indoor Farmer

Gaia Green All Purpose Fertilizer 4-4-4

(23)

CA$11.95

Indoor Farmer

Black Swallow Organic Molasses (Unsulphured)

(8)

CA$16.95

Indoor Farmer

Autopot Air Dome Kit

(12)

CA$7.95

Indoor Farmer

Antelco Barb/Barb Tee

(1)

CA$1.30

20% off

BetterGrow Hydro

GH pH Down Liquid Quart

$8.16$10.20

Indoor Farmer

Green Planet HortiGrow (8-11-21)

(2)

CA$40.95

Indoor Farmer

Bootstrap Farmer 1020 Extra Strength Shallow MESH Trays

(11)

CA$8.95

Indoor Farmer

CANNA Coco Coir Professional Plus

(8)

CA$34.95

Indoor Farmer

Black Swallow KIS Premium Living Soil

(4)

CA$30.95

14% off

Indoor Farmer

Advanced Nutrients Big Bud Liquid

(7)

CA$42.95CA$49.99

growshop.co.nz

pH Lower - Maintain Optimal Hydroponic pH & Maximise Nutrient Uptake 5 Litre

$70.00

Indoor Farmer

Bootstrap Farmer Seed Starting Plug Tray 72 Cell

(9)

CA$7.95

Indoor Farmer

Advanced Nutrients Nirvana

CA$28.95

11% off

Indoor Farmer

Advanced Nutrients Tarantula

(3)

CA$79.95CA$89.99

Dublin Indoor Gardening

pH Perfect Micro Advanced Nutrients

€18.00

Indoor Farmer

Bootstrap Farmer 1020 Humidity Dome Tray Lids 6.0"

(28)

CA$16.95

Bar cart basics

Carts, glassware, and bottle storage.

Indoor Farmer

Antelco Dripline Barb Tee 1/8"

(3)

CA$0.45

14% off

Indoor Farmer

Advanced Nutrients pH Perfect 3Part Bloom

CA$12.95CA$14.99

Advanced Nutrients pH Perfect Micro 1 Liter

27% off

Canada Grow Supplies

Advanced Nutrients pH Perfect Micro

(4)

CA$18.95CA$25.97

17% off

Indoor Farmer

Advanced Nutrients Piranha

(1)

CA$24.95CA$29.99

Indoor Farmer

Bootstrap Farmer 1020 Humidity Dome Tray Lids 2.5"

(9)

CA$14.95

Indoor Farmer

ATHENA PRO FADE

(2)

CA$49.95

Indoor Farmer

Green Planet Pro Cal

(5)

CA$15.95

23% off

Indoor Farmer

Advanced Nutrients B-52

(12)

CA$26.95CA$34.99

12% off

Indoor Farmer

Advanced Nutrients Sensizym

(2)

CA$36.95CA$41.99

Indoor Farmer

Bootstrap Farmer Air Prune Propagation Tray 72 Cell

(17)

CA$17.95

Indoor Farmer

CANNA Cannazym

(4)

CA$15.95

Indoor Farmer

Antelco Barb/Barb Elbow

(2)

CA$1.15

Provision Gardens

Green Planet Nutrients pH Down - 1 Litre

(53)

CA$21.86

Indoor Farmer

Bootstrap Farmer 1010 Extra Strength Seed Starting Trays

(15)

CA$5.95

Indoor Farmer

CANNA Rhizotonic XP

(2)

CA$26.95

Indoor Farmer

AC Infinity Automatic Water Sprayer 2 Litre

(2)

CA$44.99

Indoor Farmer

ATHENA PRO Core 14-0-0

CA$119.95

The Hydro Bros

PHLO pH Down+

(3)

$26.00

Indoor Farmer

Green Planet HortiBloom (5-12-26)

(2)

CA$40.95

Sculptural lamps under $150

Mushroom lamps, orb bases, and pleated cones.

Indoor Farmer

Eazy Plug Square 3.5 X 3.5 X 3.0 CM

(3)

CA$15.95

Indoor Farmer

Advanced Nutrients Voodoo Juice Plus Tablets

CA$67.95

Concentrated phosphoric acid solution: Delivers effective pH lowering with minimal product usage
Gradual adjustment capability: Allows precise, controlled pH changes to prevent nutrient lockout
Compatible with all hydroponic and soilless systems: Versatile use across various growing environments
Free from banned plant growth regulators: Safe for use in commercial and home cultivation
Stable buffer formula: Maintains optimal pH range even after dilution or between reservoir changes

Summarized by Shop

5.0

5 ratings

Fantastic a few drops will go along way. I’m very impressed as I have very high pH in my tapwater.

Matt · September 10, 2025

Powerful stuff

Super awesome product don't need much in a 5 gallon container to get your ph were required

Andrew · January 31, 2024

Great product

This is by far the best ph product on the market. It is very strong so a little goes a long way.l highly recommend this product.

Anonymous · January 24, 2023

Returns accepted within 30 days

Exclusions may apply. See full policy

Indoor Farmer

4.9 (3K)

Advanced Nutrients pH Down

Highlights

Description

Specifications

Reviews5.0(5)

Delivery & Returns

Indoor Farmer

You might also like

Advanced Nutrients pH Up

Advanced Nutrients Rhino Skin

General Hydroponics CALiMAGic

Bootstrap Farmer 1020 Extra Strength Deep MESH Trays

Advanced Nutrients Bud Ignitor

GreenPlanet Premium Coco Perlite 70/30 Blend

Miicrobial Mass PRO Concentrate

Lost Coast Plant Protector

CANNA PK 13/14

ZumSil Silica Monosilicic Acid

Canada Grow Supplies

Citric Down - pH Adjuster

Advanced Nutrients pH Perfect Sensi Grow PART A

AC Infinity Stainless Pruning Shear Straight Blade 6.6”

Antelco Premium Barbed Ball Valve

Advanced Nutrients Bud Candy

Advanced Nutrients PH Perfect Grow

General Hydroponics pH Down Professional

Xtreme Gardening MYKOS Pure Mycorrhizal Inoculum

Advanced Nutrients pH Perfect Connoisseur Bloom B

Circle Farms

General Hydroponics FloraKleen

Advanced Nutrients pH Perfect 3Part Micro

AC Infinity Grow Tent Flexible Trellis Netting

Jiffy Preforma Landmark 72 Cell Round

Advanced Nutrients CarboLoad Liquid

GH pH Down Liquid Gallon

CANNA Start (1-1-2)

General Hydroponics Floralicious Plus

Active Aqua Black Vinyl Tubing 3/4" ID

West Coast Seeds

Hydroponic pH Down PO 72%

Advanced Nutrients Overdrive

CANNA Coco Coir Brick

Active Aqua Air Pump 2 Outlets - 3W, 7.8 L/min

REMO Roots

General Hydroponics FloraGro

Green Planet HortiCal (14-0-0)

ATHENA PRO Bloom 0-12-24

Jack's Nutrients PART B CAL NIT (15-0-0)

Advanced Nutrients pH Perfect Connoisseur Bloom A

Advanced Nutrients PH Perfect Bloom

Bootstrap Farmer 5X5 Extra Strength Grow Trays

Advanced Nutrients pH Perfect 3Part Grow

General Hydroponics FloraMicro

Advanced Nutrients Sensi Cal Mag Xtra

Advanced Nutrients PH Perfect Micro

Advanced Nutrients pH Perfect Sensi Bloom PART B

CANNA Rootplugs

GH pH Down 8 oz

Gaia Green All Purpose Fertilizer 4-4-4

Black Swallow Organic Molasses (Unsulphured)

Autopot Air Dome Kit

Antelco Barb/Barb Tee

GH pH Down Liquid Quart

Green Planet HortiGrow (8-11-21)

Bootstrap Farmer 1020 Extra Strength Shallow MESH Trays

CANNA Coco Coir Professional Plus

Black Swallow KIS Premium Living Soil

Advanced Nutrients Big Bud Liquid

pH Lower - Maintain Optimal Hydroponic pH & Maximise Nutrient Uptake 5 Litre

Bootstrap Farmer Seed Starting Plug Tray 72 Cell

Advanced Nutrients Nirvana

Advanced Nutrients Tarantula

pH Perfect Micro Advanced Nutrients

Bootstrap Farmer 1020 Humidity Dome Tray Lids 6.0"

Antelco Dripline Barb Tee 1/8"

Advanced Nutrients pH Perfect 3Part Bloom

Advanced Nutrients pH Perfect Micro

Advanced Nutrients Piranha

Bootstrap Farmer 1020 Humidity Dome Tray Lids 2.5"

ATHENA PRO FADE