Horticulture Source » Gardening & Hydroponics Store » Nutrients & Supplements » Humboldt Nutrients Humboldt Roots 125 ml [dl-HNHR400]   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 ++ (535)
* Lighting Systems ++ (1199)
! Nutrients & Supplements (4269)
* Composters & Compost Tea Brewing (42)
* Organic Gardening (527)
* Leaf Shines & Washes (94)
* Pest & Disease Control (603)
* Cloning & Propagation (440)
* Grow Systems ++ (717)
* Meters, Timers & Instruments ++ (637)
* Pots / Containers (1038)
* Pumps, Irrigation & Watering Supplies ++ (1738)
* Grow Media (554)
* Plant Seeds (62)
* Environmental Control ++ (2032)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (143)
* Garden Accessories ++ (1086)
* Hand Tools ++ (450)
* Gardening Books & DVDs (56)
* Growing Apparel & Bags (119)
Manufacturers more
Ads
Most Viewed in Plant Food, Nutrients, Fertilizers & Supplements - Primary & Secondary, Essential & Minor Elements, Macronutrients, Micronutrients
SUPERTHRIVE™ 4 OZ (12/CASE)
SUPERTHRIVE™ 4 OZ (12/CASE)
Nutrient Trio-Soil Formula, 3 qts
Nutrient Trio-Soil Formula, 3 qts
PURPLE MAXX 8 OZ
PURPLE MAXX 8 OZ
FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
FOX FARM BIG BLOOM™ 0-4-0 QUART (12/CASE)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
EARTH JUICE™ BLOOM 0-3-1 Organic - QUART(12/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
TECHNAFLORA® RECIPE FOR SUCCESS STARTER KIT (10/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
SUPERTHRIVE™ GALLON (4/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
BOTANICARE® LIQUID KARMA™ QUARTS (12/CASE)
Botanicare Cal-Mag Plus Quart (12/Cs)
Botanicare Cal-Mag Plus Quart (12/Cs)
FLORA BLOOM GALLON
FLORA BLOOM GALLON
Hygrozyme Horticultural Enzymatic Formula 1 Liter (12/Cs)
Hygrozyme Horticultural Enzymatic Formula 1 Liter (12/Cs)
Go Box Starter Kit
Go Box Starter Kit
GH Flora Series Performance Pack
GH Flora Series Performance Pack
FLORA GRO™ GALLON (4/CASE)
FLORA GRO™ GALLON (4/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM BEASTIE BLOOMZ®  1LB (0- 50- 30)
FOX FARM BEASTIE BLOOMZ® 1LB (0- 50- 30)
3-Part Box Starter Kit
3-Part Box Starter Kit
LIQUINOX START with Vitamin B-1. Gallon (No USPS)
LIQUINOX START with Vitamin B-1. Gallon (No USPS)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM TIGER BLOOM® QUART (12/CASE)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
FOX FARM OPEN SESAME® 1 LB (5- 45- 19)
Languages
English Deutsch Español
Product not found!
Continue
New Products For October
708912 Rainmaker Replacement Lance (12/Cs)
708912
Rainmaker Replacement Lance (12/Cs)

$5.49
hf-HOHA18GAL Rich Humic 18, 1 gallon
hf-HOHA18GAL
Rich Humic 18, 1 gallon

$20.38
dl-ETDB-2.5GA Deep Breath 2.5 Gallons
dl-ETDB-2.5GA
Deep Breath 2.5 Gallons

$208.80
hf-CABNR68NG Expansion Burner, NG #68, Special Altitude 6500+Ft.
hf-CABNR68NG
Expansion Burner, NG #68, Special Altitude 6500+Ft.

$19.97
700818 Quest Dual 155 Overhead Dehumidifier
700818
Quest Dual 155 Overhead Dehumidifier

$2,072.95
eco-4112 Power Cord 277v & 6' Lead BACD4
eco-4112
Power Cord 277v & 6' Lead BACD4

$5.53
eco-340450 14" Max-Fan, 1823 CFM
eco-340450
14" Max-Fan, 1823 CFM

$665.49
hf-HGBS400 Bonsai Shears 40mm
hf-HGBS400
Bonsai Shears 40mm

$10.21
705207 Element Air Light Commercial 9 In 24V Covers Up To 750 CFM
705207
Element Air Light Commercial 9 In 24V Covers Up To 750 CFM

$503.64
hf-HGSTRIP Wet Circuits Power Strip
hf-HGSTRIP
Wet Circuits Power Strip

$46.56
717348 Super Natural Super Boost 1kg (10/Cs)
717348
Super Natural Super Boost 1kg (10/Cs)

$44.48
dl-777870 Replacement Blades for Premium Stand Trimmer
dl-777870
Replacement Blades for Premium Stand Trimmer

$11.60
733531 GH CALiMAGic 15 Gallon
733531
GH CALiMAGic 15 Gallon

$224.64
hf-ROSSB5G Soul Synthetics Bloom 5 Gal
hf-ROSSB5G
Soul Synthetics Bloom 5 Gal

$118.70
eco-4733 The RootSpa - 8 Pack Kit
eco-4733
The RootSpa - 8 Pack Kit

$237.00
707844 Flo-n-Gro Premium Tray 4 ft x 4 ft ID - Black
707844
Flo-n-Gro Premium Tray 4 ft x 4 ft ID - Black

$77.60
760507 FloraFlex FloraClip 2.0 (1=12/Bag)
760507
FloraFlex FloraClip 2.0 (1=12/Bag)

$3.33
eco-2026 BLOOM 5 lb. Box
eco-2026
BLOOM 5 lb. Box

$27.49
747238 Hydro Flow Single Piece Spray Heads 90 Degree Red/Orange (10/Bag) (Special Order)
747238
Hydro Flow Single Piece Spray Heads 90 Degree Red/Orange (10/Bag) (Special Order)

$2.11
FE424 BioWeed. 1 Quart.
FE424
BioWeed. 1 Quart.

$17.60
eco-4324 Pre-filter for 20" x 16"
eco-4324
Pre-filter for 20" x 16"

$4.84
708906 Rain Maker 2 Gallon (8L) Pump Sprayer
708906
Rain Maker 2 Gallon (8L) Pump Sprayer

$15.48
eco-59751 5" Square x 7" tall, white pot (individual pot)
eco-59751
5" Square x 7" tall, white pot (individual pot)

$0.99
dl-SNS244C-16OZ SNS 244C Fungicide Concentrate 16 oz
dl-SNS244C-16OZ
SNS 244C Fungicide Concentrate 16 oz

$15.08
dl-DGRTG-008 Dyna-Gro Root-Gel 8oz
dl-DGRTG-008
Dyna-Gro Root-Gel 8oz

$24.94
hf-HL14308 Evolution RO1000 1:1 Ratio flow restrictor elbow
hf-HL14308
Evolution RO1000 1:1 Ratio flow restrictor elbow

$12.48
hf-VCBRIX2 VermiBrix 2 Gallon Bucket
hf-VCBRIX2
VermiBrix 2 Gallon Bucket

$56.58
dl-XNHSILICA-1GA X Nutrients Silica (1 Gallon)
dl-XNHSILICA-1GA
X Nutrients Silica (1 Gallon)

$25.40
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