Horticulture Source » Gardening & Hydroponics Store » Nutrients & Supplements » Humboldt Nutrients: HUMBOLDT MASTER B 2.5 Gallons 2/CS [723038]   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!
Manufacturer Info
Humboldt Nutrients
Humboldt Nutrients Homepage
Other products
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 ++ (529)
* Lighting Systems ++ (1185)
! Nutrients & Supplements (4199)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (534)
* Leaf Shines & Washes (97)
* Pest & Disease Control (586)
* Cloning & Propagation (450)
* Grow Systems ++ (721)
* Meters, Timers & Instruments ++ (638)
* Pots / Containers (1024)
* Pumps, Irrigation & Watering Supplies ++ (1717)
* Grow Media (555)
* Plant Seeds (62)
* Environmental Control ++ (2004)
* Greenhouses (84)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1027)
* Hand Tools ++ (447)
* Gardening Books & DVDs (57)
* Growing Apparel & Bags (100)
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
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
SIPCO® HYGROZYME™ - 1 LITER (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
FOX FARM GROW BIG® QUART (12/CASE)
GH Flora Series Performance Pack
GH Flora Series Performance Pack
FLORA GRO™ GALLON (4/CASE)
FLORA GRO™ GALLON (4/CASE)
FOX FARM BEASTIE BLOOMZ®  1LB (0- 50- 30)
FOX FARM BEASTIE BLOOMZ® 1LB (0- 50- 30)
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)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
EARTH JUICE™ GROW 2-1-1 Organic - QUART (12/CASE)
FLORA MICRO™ GALLON (4/CASE)
FLORA MICRO™ GALLON (4/CASE)
LIQUINOX START with Vitamin B-1. Gallon (No USPS)
LIQUINOX START with Vitamin B-1. Gallon (No USPS)
Languages
English Deutsch Español
Product not found!
Continue
New Products For July
hf-ACDH20A Dehumidifier - Analog Controls, 20L Per Day
hf-ACDH20A
Dehumidifier - Analog Controls, 20L Per Day

$176.52
530175 USHIO UHI-150AQ/20+ DOUBLE-ENDED 20K M81
530175
USHIO UHI-150AQ/20+ DOUBLE-ENDED 20K M81

$43.34
SM1000CUS 1000w Blue Ice U Metal Halide Lamp
SM1000CUS
1000w Blue Ice U Metal Halide Lamp

$95.78
dl-SNS209-Gal SNS 209 Pesticide Concentrate (Systemic) Gal
dl-SNS209-Gal
SNS 209 Pesticide Concentrate (Systemic) Gal

$69.60
715214 Aurora Innovations Precision Perlite Coarse 4 cu ft
715214
Aurora Innovations Precision Perlite Coarse 4 cu ft

$16.21
hf-ROSSGNG Soul Synthetics Grow-N Gal
hf-ROSSGNG
Soul Synthetics Grow-N Gal

$35.31
708903 Rainmaker 4 Gallon & 5 Gallon Sprayer Lance Assembly (24/Cs)
708903
Rainmaker 4 Gallon & 5 Gallon Sprayer Lance Assembly (24/Cs)

$4.27
715620 Cutting Edge Grow 20 Gallon
715620
Cutting Edge Grow 20 Gallon

$225.77
dl-GOGXM-200-HF High Flow™ membrane replacement
dl-GOGXM-200-HF
High Flow™ membrane replacement

$68.44
hf-HI1230B Replacement probe for HI9026
hf-HI1230B
Replacement probe for HI9026

$87.30
902745 SS CONVERTIBLE REFLECTOR GLASS
902745
SS CONVERTIBLE REFLECTOR GLASS

$16.05
708212 Hydro Flow Flex PVC Tubing .240 OD x .160 ID 1000 ft
708212
Hydro Flow Flex PVC Tubing .240 OD x .160 ID 1000 ft

$65.42
736755 Can Fan Q-Max 12 in 1709 CFM
736755
Can Fan Q-Max 12 in 1709 CFM

$399.37
721450 Mother Earth Sugar Load Heavy Brix Molasses Quart
721450
Mother Earth Sugar Load Heavy Brix Molasses Quart

$5.30
739640 Grotek Solo-Tek Grow 1 Liter (6/Cs)
739640
Grotek Solo-Tek Grow 1 Liter (6/Cs)

$17.09
dl-ETKT-32oz Killer Tea 1qt
dl-ETKT-32oz
Killer Tea 1qt

$9.95
hf-VTX1000S Vortex S-Line 10" Fan, 1081 CFM
hf-VTX1000S
Vortex S-Line 10" Fan, 1081 CFM

$212.92
747638 Hydro Flow / Netafim 12 mm x 17 mm Reducing Coupling (Bag of 25)
747638
Hydro Flow / Netafim 12 mm x 17 mm Reducing Coupling (Bag of 25)

$10.43
dl-FF133 FloraFlex™ 4"-6" Stackers
dl-FF133
FloraFlex™ 4"-6" Stackers

$0.82
726838 BIOMARINE GALLON (4/CASE)
726838
BIOMARINE GALLON (4/CASE)

$30.29
dl-258075 3/4" Barbed Elbow - 10 pack
dl-258075
3/4" Barbed Elbow - 10 pack

$3.36
hf-OREW Earthworms Mail-Back, Pack of 5
hf-OREW
Earthworms Mail-Back, Pack of 5

$69.55
718535 FOX FARM BIG BLOOM™ 0-4-0 5 GALLON
718535
FOX FARM BIG BLOOM™ 0-4-0 5 GALLON

$140.97
HY519 Liquid Karma. 1 Gallon
HY519
Liquid Karma. 1 Gallon

$60.85
eco-5170 Active Aqua 25 Gal Reservoir 30" x 30" x 13"
eco-5170
Active Aqua 25 Gal Reservoir 30" x 30" x 13"

$42.07
hf-BSN0020 Blacksmith BioScience Nitryx, 20 lb (Special Order)
hf-BSN0020
Blacksmith BioScience Nitryx, 20 lb (Special Order)

$882.75
732565 B'CUZZ® HYDRO B 0-4-6 - QUART
732565
B'CUZZ® HYDRO B 0-4-6 - QUART

$9.48
747561 Netafim Super Flex UV White Polyethylene Tubing 5 mm -1000 ft
747561
Netafim Super Flex UV White Polyethylene Tubing 5 mm -1000 ft

$42.91
Ads
Amazon Ad
Ads

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