Horticulture Source » Gardening & Hydroponics Store » Master B - 32 oz. - Humboldt Nutrients [dl-HNMB405]   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 ++ (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 ++ (660)
* Pots / Containers (1024)
* Pumps, Irrigation & Watering Supplies ++ (1720)
* 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)
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 Catalog
Retail Product Catalog
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"
FoxFarm Ocean Forest Potting Soil 1.5 cu ft (62-75/Plt)
FoxFarm Ocean Forest Potting Soil 1.5 cu ft (62-75/Plt)
1 Gal. Thermoformed Pot
1 Gal. Thermoformed Pot
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
EZ-CLONE SPRAYER RED (BAG OF 100)
EZ-CLONE SPRAYER RED (BAG OF 100)
Plastic Dura-Pot. 3.5 in
Plastic Dura-Pot. 3.5 in
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 July
906080 Gavita Master Controller EL1
906080
Gavita Master Controller EL1

$200.50
hf-CACGC1 Complete Greenhouse Controller w/PPM option
hf-CACGC1
Complete Greenhouse Controller w/PPM option

$295.74
721456 Mother Earth Sugar Load Heavy Brix Molasses 5 Gallon
721456
Mother Earth Sugar Load Heavy Brix Molasses 5 Gallon

$35.71
743156 Current Culture Delivery Manifold UC Evolution
743156
Current Culture Delivery Manifold UC Evolution

$63.67
723764 Down To Earth Seabird Guano 1-10-0 - 40 lb
723764
Down To Earth Seabird Guano 1-10-0 - 40 lb

$51.45
728689 CHEMI-BAGS - DOUBLE STITCHED NYLON (24/BAG)
728689
CHEMI-BAGS - DOUBLE STITCHED NYLON (24/BAG)

$3.65
746278 Nectar for the Gods Poseidonzyme 5 Gallon
746278
Nectar for the Gods Poseidonzyme 5 Gallon

$130.05
723654 Down To Earth Bio-Live 5-4-2 - 25 lb
723654
Down To Earth Bio-Live 5-4-2 - 25 lb

$34.50
hf-HX57816 Hortilux Blue (Daylight) Super Metal Halide Bulb, 400W
hf-HX57816
Hortilux Blue (Daylight) Super Metal Halide Bulb, 400W

$74.77
MI394 Big Blue Lamp
MI394
Big Blue Lamp

$51.35
708720 MONDI MIST & SPRAY DELUXE SPRAYER - 2.1 QT/2 LITER (12/CASE)
708720
MONDI MIST & SPRAY DELUXE SPRAYER - 2.1 QT/2 LITER (12/CASE)

$12.25
hf-BKBIOLOGY Adding Biology for Soil and Hydroponic Systems
hf-BKBIOLOGY
Adding Biology for Soil and Hydroponic Systems

$12.69
723922 Emerald Harvest Cali Pro Bloom B Gallon/3.8 Liter (4/Cs) 1 - 4 - 6
723922
Emerald Harvest Cali Pro Bloom B Gallon/3.8 Liter (4/Cs) 1 - 4 - 6

$23.84
350591 15 AMP - 120 VOLT WALL RECEPTACLE
350591
15 AMP - 120 VOLT WALL RECEPTACLE

$1.63
hf-BCPTNEO3.75 3.75" Neoprene Inserts, pack of 25
hf-BCPTNEO3.75
3.75" Neoprene Inserts, pack of 25

$24.61
dl-NPK292 RAW Calcium/Mag - 2 oz
dl-NPK292
RAW Calcium/Mag - 2 oz

$41.51
719910 PURPLE MAXX QUART
719910
PURPLE MAXX QUART

$55.74
744520 True Liberty Ostrich Bags (10/Pack)
744520
True Liberty Ostrich Bags (10/Pack)

$32.51
hf-NBIGS220 CO2/RH/Temperature Smart Controller
hf-NBIGS220
CO2/RH/Temperature Smart Controller

$455.45
eco-5179 55 Gal Drum
eco-5179
55 Gal Drum

$87.56
720760 VermiFire 1.5 cu ft (55/Plt)
720760
VermiFire 1.5 cu ft (55/Plt)

$13.58
K114 7.25" Stainless Steel  Broccoli/Cauliflower w/ plastic handle
K114
7.25" Stainless Steel Broccoli/Cauliflower w/ plastic handle

$5.64
hf-DA6AC Daystar AC Reflector - 6
hf-DA6AC
Daystar AC Reflector - 6

$89.26
hf-MIPH55PROBE PH/Temp Probe for pH55 & pH56
hf-MIPH55PROBE
PH/Temp Probe for pH55 & pH56

$37.49
hf-FFLEX013 FloraFlex Drip Shield, Pack of 6
hf-FFLEX013
FloraFlex Drip Shield, Pack of 6

$9.45
hf-AAEFBK4 Active Aqua 1" Fill/Drain Fitting, pack of 10
hf-AAEFBK4
Active Aqua 1" Fill/Drain Fitting, pack of 10

$13.36
eco-5603A Max-Fan Pro Series 6"
eco-5603A
Max-Fan Pro Series 6"

$161.92
714605 Sun Land Coco Husk Fiber 1.5 cu ft (60/Plt)
714605
Sun Land Coco Husk Fiber 1.5 cu ft (60/Plt)

$12.30
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