Horticulture Source » Gardening & Hydroponics Store » Humboldt Nutrients Humboldt Roots 500 ml [dl-HNHR415]   Mobile   Secure |  My Account | Cart Contents | Checkout )
Horticulture Source
Quick Find
Help [?]   Search Descriptions Phrase   Advanced
Secure   My Account   Cart Contents   Checkout  
You have JavaScript disabled or are using a browser which does not support it. Please turn on JavaScript or consider upgrading or switching your web browser, e.g. FireFox or Opera.
Celebrating our 11th Year of Service to Gardeners! Thank you for your business!
Reviews more
Write ReviewWrite a review on this product!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

Shop By Price
Categories
* Lamps / Tubes / Bulbs ++ (540)
* Lighting Systems ++ (1190)
* Nutrients & Supplements (4273)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (534)
* Leaf Shines & Washes (97)
* Pest & Disease Control (591)
* Cloning & Propagation (451)
* Grow Systems ++ (720)
* Meters, Timers & Instruments ++ (637)
* Pots / Containers (1024)
* Pumps, Irrigation & Watering Supplies ++ (1731)
* Grow Media (561)
* Plant Seeds (62)
* Environmental Control ++ (2004)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1037)
* Hand Tools ++ (450)
* Gardening Books & DVDs (57)
* Growing Apparel & Bags (100)
Manufacturers more
Ads
Most Viewed
Gro Pro Premium Nursery Pot 1 Gallon
Gro Pro Premium Nursery Pot 1 Gallon
SUN SYSTEM® HPS 150W GROW LIGHT FIXTURE - COMPLETE WITH LAMP INCLUDED
SUN SYSTEM® HPS 150W GROW LIGHT FIXTURE - COMPLETE WITH LAMP INCLUDED
EcoPlus Eco 396 Submersible Pump 396 GPH (24/Cs)
EcoPlus Eco 396 Submersible Pump 396 GPH (24/Cs)
Thermoformed Nursery Pot 1 Gallon
Thermoformed Nursery Pot 1 Gallon
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 5 KG = .31 CU FT OR 70 LITERS = 4.37 CU
BOTANICARE® COCOGRO™ PREMIUM SOILESS ORGANIC GROW MEDIA COMPRESSED COIR FIBER BALE 5 KG = .31 CU FT OR 70 LITERS = 4.37 CU
5 GALLON PLASTIC BUCKET 2 LBS (288 PER PALLET) EACH
5 GALLON PLASTIC BUCKET 2 LBS (288 PER PALLET) EACH
Retail Product Catalogs
Retail Product Catalogs
EcoPlus Eco 66 Submersible Pump 75 GPH (60/Cs)
EcoPlus Eco 66 Submersible Pump 75 GPH (60/Cs)
ECOGROWER®         17 GALLON RESERVOIR DRIP HYDROPONIC GROWING SYSTEM - 22.5" X 22.5" X 15.5"
ECOGROWER® 17 GALLON RESERVOIR DRIP HYDROPONIC GROWING SYSTEM - 22.5" X 22.5" X 15.5"
1 Gal. Thermoformed Pot
1 Gal. Thermoformed Pot
FoxFarm Ocean Forest Potting Soil 1.5 cu ft (62-75/Plt)
FoxFarm Ocean Forest Potting Soil 1.5 cu ft (62-75/Plt)
Plastic Grow Bag. 1 Gallon
Plastic Grow Bag. 1 Gallon
3 GALLON PLASTIC BUCKET 1.2 LBS (360/PER PALLET) EACH
3 GALLON PLASTIC BUCKET 1.2 LBS (360/PER PALLET) EACH
Vortex Inline Fan 6 in 452 CFM
Vortex Inline Fan 6 in 452 CFM
MESH POT / BUCKET LID 8" FITS SNUGGLY ON A 5 GALLON BUCKET
MESH POT / BUCKET LID 8" FITS SNUGGLY ON A 5 GALLON BUCKET
Plastic Dura-Pot. 3.5 in
Plastic Dura-Pot. 3.5 in
EZ-CLONE SPRAYER RED (BAG OF 100)
EZ-CLONE SPRAYER RED (BAG OF 100)
SUPERTHRIVE™ 4 OZ (12/CASE)
SUPERTHRIVE™ 4 OZ (12/CASE)
OdorSok 4" x 12" 140 CFM
OdorSok 4" x 12" 140 CFM
Round Net Pot. 2 in
Round Net Pot. 2 in
Languages
English Deutsch Español
Product not found!
Continue
New Products For August
dl-xnHSILICA-1G X Nutrients Silica (1 Gallon)
dl-xnHSILICA-1G
X Nutrients Silica (1 Gallon)

$20.30
747625 Hydro Flow / Netafim 17 mm Insert Coupling (Bag of 25) (Special Order)
747625
Hydro Flow / Netafim 17 mm Insert Coupling (Bag of 25) (Special Order)

$7.15
704599 Monterey Sluggo 5 lb (6/Cs)
704599
Monterey Sluggo 5 lb (6/Cs)

$24.60
hf-BZMSOILKIT B'Cuzz Soil Micro Kit w/ Stimulants
hf-BZMSOILKIT
B'Cuzz Soil Micro Kit w/ Stimulants

$28.99
hf-BCPTNEO2 2" Neoprene Insert, Pack of 25
hf-BCPTNEO2
2" Neoprene Insert, Pack of 25

$9.57
700098 MovinCool Water Cooled Ceiling Mount 29,400 BTU Air Conditioner - CMW 30
700098
MovinCool Water Cooled Ceiling Mount 29,400 BTU Air Conditioner - CMW 30

$6,564.75
dl-SGBC8OZ Supreme Growers BudCharge 8oz
dl-SGBC8OZ
Supreme Growers BudCharge 8oz

$8.70
740655 VAPORIZER REPLACEMENT CUP
740655
VAPORIZER REPLACEMENT CUP

$10.95
hf-LL01825 Digital Moisture Meter
hf-LL01825
Digital Moisture Meter

$9.49
eco-4259 Phat Pre-Filters 39" x 10"
eco-4259
Phat Pre-Filters 39" x 10"

$11.69
706666 Sun Hut Fortress 730 - 10 ft x 10 ft x 7.3 ft
706666
Sun Hut Fortress 730 - 10 ft x 10 ft x 7.3 ft

$962.50
732444 Botanicare Rhizo Gel 500 ml
732444
Botanicare Rhizo Gel 500 ml

$42.30
904493 HydroGen Ice Box 8 INCH
904493
HydroGen Ice Box 8 INCH

$131.95
hf-HGWW Telescopic Watering Wand
hf-HGWW
Telescopic Watering Wand

$11.85
eco-5983 Heavy Duty Green Saucer 12"
eco-5983
Heavy Duty Green Saucer 12"

$10.44
eco-5617 10 x 20 Mesh Bottom Tray
eco-5617
10 x 20 Mesh Bottom Tray

$1.42
730103 EASY GROW LIGHTITE DIAMOND FILM 4.1'x25'
730103
EASY GROW LIGHTITE DIAMOND FILM 4.1'x25'

$25.25
hf-GH1452 Liquid Koolbloom 1 qt
hf-GH1452
Liquid Koolbloom 1 qt

$13.17
hf-JSAR50MT AccelaROOT Starter Plugs w/50 Cell Insert
hf-JSAR50MT
AccelaROOT Starter Plugs w/50 Cell Insert

$11.19
hf-HNHH410 Honey Hydro Carbs 1 gal.
hf-HNHH410
Honey Hydro Carbs 1 gal.

$28.06
723006 HUMBOLDT GROW 5G 1/CS
723006
HUMBOLDT GROW 5G 1/CS

$66.92
hf-BBFM500ML BioBizz Fish-Mix 500ml
hf-BBFM500ML
BioBizz Fish-Mix 500ml

$8.57
dl-101403 1000W HPS/MH Ignitor
dl-101403
1000W HPS/MH Ignitor

$11.01
eco-5975E 12" x 12" Square Black Pot, 12" Tall - Case of 24
eco-5975E
12" x 12" Square Black Pot, 12" Tall - Case of 24

$69.57
FS113 Flora Extract - 1 Gallon
FS113
Flora Extract - 1 Gallon

$217.45
906285 Sun System Diamond LEC 630 - 277 Volt w/ 3100K Lamps (Special Order)
906285
Sun System Diamond LEC 630 - 277 Volt w/ 3100K Lamps (Special Order)

$669.90
860350 Abscent Banker - Black Forest (Special Order)
860350
Abscent Banker - Black Forest (Special Order)

$25.00
713110 PARGRO® STONEWOOL NEPTUNE PLUGS - 1.5" X 1.5" X 1.5" (98 PLUGS/SHEET) (30 SHEETS/CASE)
713110
PARGRO® STONEWOOL NEPTUNE PLUGS - 1.5" X 1.5" X 1.5" (98 PLUGS/SHEET) (30 SHEETS/CASE)

$178.06
Ads
Amazon Ad
ebay Ad

Customer Service

 

Shopping Help

 

My Account

 

Tools & Resources

BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate ShopWiki Certified Store Official PayPal Seal
Merchant Services
Secured by RapidSSL 100% Satisfaction Guaranteed  Proud Hydro for Hunger Participant
Ads

UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order