Horticulture Source » Gardening & Hydroponics Store » ProZyme - 5 Gal. - Humboldt Nutrients [dl-HNP420]   Mobile   Secure |  My Account | Cart Contents | Checkout )
Happy National Garden Month!
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 in 91 Countries! Thank you for your business!
Categories
* Lamps / Tubes / Bulbs ++ (539)
* Lighting Systems ++ (1181)
* Nutrients & Supplements (4269)
* Composters & Compost Tea Brewing (43)
* Organic Gardening (538)
* Leaf Shines & Washes (97)
* Pest & Disease Control (573)
* Cloning & Propagation (451)
* Grow Systems ++ (669)
* Meters, Timers & Instruments ++ (645)
* Pots / Containers (1016)
* Pumps, Irrigation & Watering Supplies ++ (1705)
* Grow Media (551)
* Plant Seeds (61)
* Environmental Control ++ (1955)
* Greenhouses (89)
* Grow Rooms / Tents (166)
* Reflective / B&W Films (141)
* Garden Accessories ++ (1014)
* Hand Tools ++ (527)
* Gardening Books & DVDs (58)
* Growing Apparel & Bags (97)
Manufacturers more
What's New? more
Rock Star B 20 Liter (1/Cs)
746176
Rock Star B 20 Liter (1/Cs)
$91.27
Quick Find
Quick Find
Use keywords to find the product you are looking for.
Advanced Search

Information
Who else is online?
There are 13 guests and 
3 logged in customers online.
Ads
Product not found!
Continue
New Products For April
hf-PT8038101 Pro Mix MP Mycorrihizae Organik 3.8cf
hf-PT8038101
Pro Mix MP Mycorrihizae Organik 3.8cf

$42.91
hf-GTMB6030 Monster Bloom, 500 g
hf-GTMB6030
Monster Bloom, 500 g

$28.97
hf-GR25177 N-Cal Mag, 2.5 gallon (2/cs)
hf-GR25177
N-Cal Mag, 2.5 gallon (2/cs)

$53.71
IN130 BONIDE PYRETHRINS CONCENTRATE 8 OUNCES
IN130
BONIDE PYRETHRINS CONCENTRATE 8 OUNCES

$14.47
dl-799000 Vacuum Seal Bags 11in. x 19.5ft. (All Clear)
dl-799000
Vacuum Seal Bags 11in. x 19.5ft. (All Clear)

$13.96
721910 SUGAR PEAK FLOWERING GALLON
721910
SUGAR PEAK FLOWERING GALLON

$31.54
K101 Serrated, curved "hook" 3" blade  harvest knife
K101
Serrated, curved "hook" 3" blade harvest knife

$2.10
HY5191 Liquid Karma. 2.5 Gallon
HY5191
Liquid Karma. 2.5 Gallon

$138.36
hf-WS20060 Wonder Soil Expand & Plant Organic Coir Granules, 10 lbs
hf-WS20060
Wonder Soil Expand & Plant Organic Coir Granules, 10 lbs

$23.42
hf-HNMB420 Master-B, 5 gal.
hf-HNMB420
Master-B, 5 gal.

$150.87
hf-OEUVA104 Uvonair 1000 Junior
hf-OEUVA104
Uvonair 1000 Junior

$164.02
733430 BCuzz Blossom Builder 3.38oz / 100ml (40/Cs)
733430
BCuzz Blossom Builder 3.38oz / 100ml (40/Cs)

$10.11
PO150 Plastic Pot. 10 in top x 9 in high
PO150
Plastic Pot. 10 in top x 9 in high

$2.34
hf-FLB125D Agrobrite Compact Fluorescent Lamp, Dual Spectrum, 125W
hf-FLB125D
Agrobrite Compact Fluorescent Lamp, Dual Spectrum, 125W

$25.10
hf-HGSTRIP Wet Circuits Power Strip
hf-HGSTRIP
Wet Circuits Power Strip

$46.84
Z215 9” Premium Quality Bypass Pruner w/ ergonomic grips
Z215
9” Premium Quality Bypass Pruner w/ ergonomic grips

$13.91
702718 Titan Controls Deluxe CO2 Regulator Kit w/ Timer
702718
Titan Controls Deluxe CO2 Regulator Kit w/ Timer

$78.06
RE505 Control Wizard Products Socket Plate
RE505
Control Wizard Products Socket Plate

$4.09
716486 Bluelab Connect Stick
716486
Bluelab Connect Stick

$101.56
715200 ROOTS ORGANICS BUDDHA BLOOM 0.5-2-1.5 - GALLON (4/CASE)
715200
ROOTS ORGANICS BUDDHA BLOOM 0.5-2-1.5 - GALLON (4/CASE)

$36.83
dl-ETDFGH-1ga Deep Fusion Grow Hydro 1gal
dl-ETDFGH-1ga
Deep Fusion Grow Hydro 1gal

$23.27
hf-SP60020 Supreme Growers Supre Myco Tea, 5 oz
hf-SP60020
Supreme Growers Supre Myco Tea, 5 oz

$18.40
903063 8' POWER CORD W/ MOGUL BASE SOCKET (FOR SELF-BALLASTED CFL/LED LAMPS)
903063
8' POWER CORD W/ MOGUL BASE SOCKET (FOR SELF-BALLASTED CFL/LED LAMPS)

$11.10
dl-RXPROBLMA320 Rx Green Solutions Part A Bloom Reproductive Growth 320-Ounce
dl-RXPROBLMA320
Rx Green Solutions Part A Bloom Reproductive Growth 320-Ounce

$56.20
eco-4324 Pre-filter for 20" x 16"
eco-4324
Pre-filter for 20" x 16"

$4.87
744397 Harvest Keeper Odor Lock 5 Gal Black Bucket w/ Lid
744397
Harvest Keeper Odor Lock 5 Gal Black Bucket w/ Lid

$11.10
hf-PHDEKTS4 PARsource     Commercial DE Enclosed System, 347V
hf-PHDEKTS4
PARsource Commercial DE Enclosed System, 347V

$395.05
hf-AERO603 Mixed Romaine Seed Kit - A Hydrofarm Exclusive!
hf-AERO603
Mixed Romaine Seed Kit - A Hydrofarm Exclusive!

$13.36
Shopping Cart more
0 items - Add an item to the cart to get a quote!
 Get Quote by adding products to the cart!
Shop By Price
Reviews more
Write ReviewWrite a review on this product!
BizRate Customer Certified (GOLD) Site - HorticultureSource.com -Specialty Gardening Supply Reviews at Bizrate

Tell A Friend
 
Share what you've found! Email a link to this page to friends, family, and colleagues!
Specials more
SUN SYSTEM® HPS 150W GROW LIGHT FIXTURE - COMPLETE WITH LAMP INCLUDED
SUN SYSTEM® HPS 150W GROW LIGHT FIXTURE - COMPLETE WITH LAMP INCLUDED
$60.26
$57.43
Similar Products
Rock SuperCharge 1 Liter (12/Cs)
746178
Rock SuperCharge 1 Liter (12/Cs)
$41.93

Earth Juice Microblast, 5 gal
hf-HOJ07801
Earth Juice Microblast, 5 gal
$97.69

Bushdoctor Microbe Brew, 1 gal
hf-FX14069
Bushdoctor Microbe Brew, 1 gal
$59.56

Grow Big Hydro Liquid Concentrate, 2.5 gal
hf-FX14012
Grow Big Hydro Liquid Concentrate, 2.5 gal
$110.45

X Nutrients CalMagX (2.5 gallon)
dl-HCAMG-2.5GA
X Nutrients CalMagX (2.5 gallon)
$56.06

Languages
English Deutsch Español
Currencies
Ads
Amazon Ad
Matched Content
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
APO/FPO addresses are no problem.
International orders are always welcome!
UPSFedExUSPS OnTrac CalOver EstesR+LSouthEasternSAIA
Copyright © 2005 — 2017 Usisu, Inc.: Conditions of Use VISAMasterCardAmerican ExpressDiscoverDiners ClubJBCPayPal Money Order