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128
Humboldt Nutrients Master-B, 5 gal
In stock
$38.83 $300.99 -87%
GROW!T 8' Bamboo Stakes, Natural, pack of 25
In stock
$38.79 $41.62 -7%
Mighty, 2.5 gal
In stock
$38.76 $75.99 -49%
MILLS START 1 LTR
In stock
$38.70 $60.00 -36%
Hurricane Supreme Oscillating Wall Mount Fan 16"
In stock
$38.64 $59.99 -36%
SUNPACK T5 LED Conversion Lamp | 48in - Replaces T5HO fixtures - Zero Mercury
In stock
$38.47 $52.99 -27%
ZeroTol HC Fungicide | 1gal - OMRI Listed
In stock
$38.45 $43.26 -11%
The Amazing Doctor Zymes Eliminator Concentrate, 32 oz
In stock
$38.41 $43.99 -13%
PVP Industries Super Coarse Horticultural Vermiculite | 4cu ft - Super Coarse (33/PL) - OMRI Listed
In stock
$38.37 $52.58 -27%
Hydrofarm Trim Fast Blade Lubricant | 16oz
In stock
$38.28 $63.93 -40%
Hydro Systems Replacement O-Ring | On/Off - #80212116V
Out of stock
$38.27 $39.43 -3%
MiracleLED Kitchen Gardener Grow Light Kit | 3ft - 2-Bulb - Absolute Daylight - Full Spectrum Grow Bulbs
In stock
$38.23 $58.99 -35%
AC Power Adapter for Autopilot CO2 Generators
In stock
$38.23 $46.86 -18%
General Hydroponics TriShield Insecticide, Miticide, and Fungicide - 32oz
In stock
$38.18 $70.88 -46%
Corona Rolling Handle Bypass Pruner | Aluminum
Out of stock
$38.16 $44.49 -14%
Technaflora B. Seaweed, 4 L
In stock
$38.16 $176.36 -78%
Harvest More Trim Bin Filter | 20in x 16in x 8in
In stock
$38.15 $48.99 -22%
FoxFarm Beastie Bloomz, 1 lb
In stock
$38.12 $59.35 -36%
LightRail 5.0 Add-A-Bar Kit
In stock
$38.12 $234.99 -84%
MycoApply Ultrafine Endo/Ecto | 1lb - OMRI Listed
In stock
$38.09 $39.86 -4%
Hydrofarm Geolite Pebbles | 45L - 8-20mm
In stock
$38.08 $46.99 -19%
CVault 2 Liter Humidity Curing Storage Container, 7" x 4"
In stock
$38.08 $55.99 -32%
R3 Safety Best Nitrile Disposable Gloves | 100pk - X-Large - 4mil
In stock
$38.04 $39.20 -3%
Dilution Solutions 1 1/2 in Check Valve
In stock
$38.04 $43.49 -13%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 1gal - Concentrate - Makes 128gal - OMRI Listed - (Case of 4)
In stock
$37.99 $49.49 -23%
Grotek Blossom Blaster, 130 g
In stock
$37.99 $70.66 -46%
HM Digital PH-80 pH/Temperature Meter
In stock
$37.97 $46.50 -18%
Age Old Grow, 1 gal
In stock
$37.93 $48.99 -23%
Age Old Bloom, 1 gal
In stock
$37.93 $48.99 -23%
Age Old Kelp, 1 gal
In stock
$37.93 $48.99 -23%
Down to Earth Bat Guano 7-3-1 | 10lb - OMRI Listed
In stock
$37.89 $49.99 -24%
Olivia's Cloning Solution, 1 gal
In stock
$37.84 $48.17 -21%
Flying Skull Nuke Em, 1 qt
In stock
$37.80 $42.99 -12%
Fluence AC Extension Cord | 6ft - Compatible with VYPR 3, RAZRm, and SPYDR 2
In stock
$37.73 $41.28 -9%
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
In stock
$37.71 $42.95 -12%
HydroLogic TALLBoy Green Coconut Carbon Filter - 2 GPM - 5 Micron Filtration
In stock
$37.62 $46.13 -18%
ProKure G Cultivator Fast-Release Gas | 25gm Packet - Fast-Release Gas
Out of stock
$37.59 $46.74 -20%
ferti·lome Premium Pump Sprayer By B & G | 1gal Capacity - Adjustable Nozzle
In stock
$37.57 $39.99 -6%
SunBlaster T5HO Complete Lamp & Fixture Kit with NanoTech Reflector | 36in - 39 Watt - 6400K
In stock
$37.56 $49.99 -25%
SunBlaster LED Strip Light with 6400K Prismatic Lens | 12in - 12W - 1,600 Lumens - 6 ft Power Cord - 14in Link Cord - (2) Flush Mount Clips - (2) Hanging Clips - Overall Dimensi...
In stock
$37.56 $49.99 -25%
HDI MotherPlant Nutrients Part A | 1gal - (Case of 4)
In stock
$37.55 $49.07 -23%
PVP Industries Coarse Horticultural Vermiculite | 4cu ft - Coarse (33/PL) - OMRI Listed
In stock
$37.52 $51.41 -27%
Roots Organics Terp Tea Grow | 9lb - (Case of 3)
In stock
$37.47 $44.99 -17%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 6 gal
In stock
$37.38 $262.49 -86%
Technaflora Recipe For Success Starter Kit
In stock
$37.36 $45.99 -19%
Gavita LED Rail System Hanging Bracket - For Gavita LED Rail Systems
In stock
$37.32 $39.99 -7%
Remo Micro, 4 L
In stock
$37.26 $52.99 -30%
Remo Magnifical, 4 L
In stock
$37.26 $52.99 -30%
Chapin Lawn & Garden Sprayer | 2gal Capacity
In stock
$37.21 $46.49 -20%
Therm-O-Rock Medium Horticultural Vermiculite | 4cu ft - Medium (36/PL) - OMRI Listed
In stock
$37.17 $55.69 -33%
Down to Earth Citrus Mix 6-3-3 | 25lb - OMRI Listed
In stock
$37.16 $54.99 -32%
CYCO 5L Potash Plus (2/CS) - (Case of 2)
In stock
$37.15 $67.05 -45%
Botanicare Gutter Trays Manifold Kit - 4-Drain - Black - For 5ft Table Configurations
In stock
$37.15 $42.50 -13%
Dilution Solutions HM Digital pH Tester | 6in x 1.7in x .7in
Out of stock
$37.11 $49.95 -26%
Corona MaxForged DualCUT Bypass Pruner | 1in Cutting Capacity
In stock
$37.02 $42.99 -14%
Corona MaxForged Pro Cut Bypass Pruner | 1in Cutting Capacity
In stock
$37.02 $42.90 -14%
HydroLogic Merlin-Garden Pro Green Coconut Carbon Filter - 2 GPM
In stock
$36.94 $45.21 -18%
Active Aqua Air Pump, 4 Outlets, 6W, 15 L/min
In stock
$36.94 $45.28 -18%
Neptune's Harvest Fish Fertilizer 2-4-1 | 1gal - Concentrate - OMRI Listed - (Case of 4)
In stock
$36.91 $48.49 -24%
Roots Organics Terp Tea Bloom | 9lb - (Case of 3)
In stock
$36.89 $42.99 -14%
Fiskars PowerGear Bypass Pruner | 0.75in Diam Cutting Capacity
Out of stock
$36.88 $43.49 -15%
FoxFarm Cultivation Nation Micro, 1 gal
Out of stock
$36.87 $54.85 -33%
Central Coast Garden pH Down Solution | 1gal - Concentrate - 75% Phosphoric Acid
Out of stock
$36.76 $49.95 -26%
HDI Clonex Rooting Gel | 250ml - Wide Mouth Bottle
In stock
$36.75 $48.02 -23%
Sun Gro Sunshine #4 Aggregate Plus with Mycorrhizae | 3cu ft - Compressed
In stock
$36.73 $37.85 -3%
Hydrologic MicRO RO Membrane, 75 GPD
Out of stock
$36.72 $59.95 -39%
Active Aqua 2.0 Infinity Tray, 5' x 2' (Division Tray)
In stock
$36.69 $52.27 -30%
Netafim Black Polyethylene Tubing | 16mm - .52in Diam - Black - 100ft per Roll
In stock
$36.65 $37.99 -4%
Heavy Duty Tomato Barrel w/Tower (Case of 4)
In stock
$36.64 $48.99 -25%
Biobizz Acti-Vera 1L
In stock
$36.60 $51.58 -29%
Nursery Supplies Premier Pressure-Formed Container | PF400CU Trade True #1 - Trade Size 1Gal - Round - Black - Sold by 85 per Case - 7-1/2in D X 7-1/8in H - 1gal 4.00qt (3.79L)
Out of stock
$36.59 $37.15 -2%
SUPERthrive Pure Neem Oil Organic Leaf Polish | 32oz - (Case of 12)
In stock
$36.55 $59.25 -38%
GE Arize Greenhouse Pro | Flowering Lamp
Out of stock
$36.46 $39.00 -7%
SUNPACK Grow Light Stand | 2ft - Powder-Coated - Stand Only (Light not Included)
Out of stock
$36.45 $47.99 -24%
GROW!T Perlite Grade #4, 4 cu ft
In stock
$36.45 $63.95 -43%
Down to Earth Starter Mix 3-3-3 | 50lb - OMRI Listed
In stock
$36.42 $102.29 -64%
Quest 155 MERV 13 Dehumidifier Air Filter | For Quest 155 Dehumidifiers - 16in x 20in x 2in
Out of stock
$36.27 $39.55 -8%
Hormex Rooting Powder No. 3, 1 lb
In stock
$36.27 $74.99 -52%
Fast Fit Continuous Bench Component Supplement - For 5ft Wide Bench
In stock
$36.26 $45.32 -20%
SunBlaster T5HO Lighting Kit | 48in - 54W - 110-130V
In stock
$36.23 $45.99 -21%
3/8" ID Clear Tubing 100'
In stock
$36.14 $46.48 -22%
GH General Organics BioBud Quart (Case of 12)
In stock
$36.13 $52.35 -31%
Mother Earth #3 Perlite - 4cu ft - 1/2in
In stock
$36.08 $56.69 -36%
Ferry-Morse Heat Mat | 10in x 20in
In stock
$36.05 $55.99 -36%
Hurricane Classic Oscillating Wall Mount Fan 16"
In stock
$36.05 $52.99 -32%
Cultivation Nation 70/30 Coconut Coir & Perlite, 2 cu ft
In stock
$36.03 $44.15 -18%
SoHum Living Soils Premium Potting Mix | 1.5cu ft Bag - OMRI Listed
Out of stock
$35.93 $39.99 -10%
Premier Sphagnum Peat Moss | 3.8cu ft
Out of stock
$35.89 $54.99 -35%
Premier PRO-MIX Organic Vegetable & Herb Mix with MYCOACTIVE | 2cu ft - Compressed Bale - OMRI Listed
Out of stock
$35.89 $56.29 -36%
Jump Start Soil Heating Cable, 48'
In stock
$35.89 $43.99 -18%
Chapin SureSpray Lawn & Garden Sprayer | 2gal Capacity
In stock
$35.88 $53.69 -33%
Great White Premium Mycorrhizae, 4 oz
In stock
$35.87 $44.99 -20%
Hurricane Supreme Oscillating Wall Mount Fan 12"
In stock
$35.81 $48.99 -27%
Fluence AC Extension Cord | 15ft - Compatible with RAZR 2/3/4, RAZRx, RAY, and SPYDR 1
In stock
$35.80 $41.28 -13%
Fluence AC Extension Cord | 15ft - Compatible with the RAZR 2/3/4, RAZRx, RAY, and SPYDR 1 Systems
Out of stock
$35.80 $41.28 -13%
Dramm Screen-Aire Water Breaker 350PL Nozzle | 40psi - 3/4in Brass Hose Thread
Out of stock
$35.76 $40.25 -11%
Grotek Vitamax Pro 1-1-1 | 4L - (Case of 4)
In stock
$35.71 $85.79 -58%
Hormex Liquid Concentrate, 1 qt
In stock
$35.70 $43.99 -19%
Down to Earth Bone Meal 3-15-0 | 25lb - OMRI Listed
In stock
$35.69 $51.99 -31%
Anden 5781 Replacement filter for Anden Dehumidifier Model A210V1
In stock
$35.67 $36.31 -2%
Quest 6 Series MERV 13 Dehumidifier Air Filter | For Quest 6 Series Dehumidifiers - 18in x 20in x 2in
In stock
$35.59 $38.81 -8%
Danner Supreme Hydroponics Low Volume Air Pump | 4 Watts - Accepts Standard 3/16in Tubing
In stock
$35.56 $52.99 -33%
Corona ClassicCUT Two-Handed Bypass Pruner | 0.75in Diam Cutting Capacity
Out of stock
$35.52 $42.59 -17%
GrowoniX Eco Green Coconut Carbon Filter | for EX400-T and Slim Scrub Systems - 2.5in x 20in - 6,000 Gallons of Pure RO Water or 17,000 Gallons of De-Chlorinated Water
Out of stock
$35.52 $46.34 -23%
Royal Gold Crown Jewels Bloom 1-4-2, 10 lb
Out of stock
$35.46 $45.79 -23%
Nectar for The Gods Athena's Aminas 0.5-0-0 | 1gal
Out of stock
$35.41 $48.99 -28%
Nectar for The Gods Hygeia Hydration Yucca Extract | 1gal - (Case of 4)
Out of stock
$35.41 $48.99 -28%
Nectar for The Gods Medusa's Magic Soil Nutrient 2-5-2 | 1gal - (Case of 4)
In stock
$35.41 $48.99 -28%
Nectar for The Gods Mega Morpheus Guano Tea 0-2-0 | 1gal - (Case of 4)
In stock
$35.41 $48.99 -28%
Nectar for The Gods The Kraken Crab & Shrimp 0-4-0 | 1gal - (Case of 4)
Out of stock
$35.41 $48.99 -28%
Hormodin 1 Rooting Hormone | 1lb
In stock
$35.40 $36.48 -3%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 1gal - (Case of 4)
In stock
$35.38 $46.24 -23%
HDI Ionic Grow Plant Nutrient 3-1-5 | 1gal - (Case of 4)
In stock
$35.38 $46.24 -23%
HDI Ionic Bloom for Soil Premium Plant Nutrient 2-2-5 | 1gal - (Case of 4)
In stock
$35.38 $46.24 -23%
HDI Ionic Grow for Soil Plant Nutrient 3-1-4 | 1gal - (Case of 4)
In stock
$35.38 $46.24 -23%
Nectar for The Gods One Shot 3-10-0 | 12lb - (Case of 3)
Out of stock
$35.38 $54.99 -36%
Leader FA5 Clear Filter Housing | 5in - Transparent - 1in Female Thread
In stock
$35.37 $38.57 -8%
PM Wash, 2.5 gal
In stock
$35.36 $76.99 -54%
Sensor Sticky Cards | 50pk - Yellow
In stock
$35.34 $36.42 -3%
Netafim Black Polyethylene Tubing | .75in - .82in Diam - Black - 100ft per Roll
In stock
$35.34 $36.66 -4%
Down To Earth Fruit Tree 6-2-4 | 25lb - OMRI Listed
In stock
$35.31 $51.99 -32%
Anden Replacement MERV 11 Air Filter
In stock
$35.16 $35.79 -2%
Down To Earth Rose & Flower Mix 4-8-4 | 25lb - OMRI Listed
In stock
$35.13 $50.69 -31%
Basket Drip Stake w/Cage: Pack of 100
Out of stock
$35.12 $43.04 -18%
House & Garden Aqua Flakes A, 5 L
In stock
$35.11 $49.48 -29%
House & Garden Aqua Flakes B, 5 L
In stock
$35.11 $49.48 -29%
House & Garden Cocos B, 5 L
In stock
$35.11 $49.48 -29%
House & Garden Soil A, 5 L
In stock
$35.11 $49.48 -29%
Show other 128 products