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Nutrients & Supplements

Soil Amendments
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64
Technaflora MagiCal, 4 L
In stock
$46.10 $74.99 -39%
Roots Organics HPK 0-4-3, 1 gal
In stock
$46.03 $71.42 -36%
Roots Organics Elemental, 9 lbs
In stock
$45.98 $71.27 -35%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 1lb Jar
In stock
$45.96 $55.99 -18%
Roots Organics Oregonism XL Root Growth Enhancer | 1lb - (Case of 12)
In stock
$45.77 $54.99 -17%
HEAVY 16 Prime, 32 oz
In stock
$45.70 $70.87 -36%
House & Garden Nitrogen Boost, 1 L
In stock
$45.59 $64.26 -29%
Down to Earth Cottonseed Meal 6-2-1 | 50lb - All Purpose
In stock
$45.56 $84.99 -46%
Emerald Harvest Root Wizard | 32oz (OR)
In stock
$45.56 $96.00 -53%
House & Garden Commercial Bloom, 5 lbs Pouch
In stock
$45.47 $60.00 -24%
House & Garden Commercial Grow, 5 lbs Pouch
In stock
$45.47 $60.00 -24%
Aurora Peat Products Procision Advantage, 3.8 cu ft bale
In stock
$45.45 $106.15 -57%
Rhizoflora Terpinator 0-0-4 - 1gal
In stock
$45.33 $73.22 -38%
Emerald Harvest Cal-Mag | 1gal
In stock
$45.15 $70.00 -36%
Emerald Harvest Cal-Mag, 1 gal
In stock
$45.15 $70.00 -36%
Mr. B's Green Trees Azospirillum Super Concentrate, 1 lb
In stock
$44.89 $69.60 -36%
House & Garden Algen Extract, 500 ml
In stock
$44.84 $63.19 -29%
House & Garden Drip Clean, 1 L
In stock
$44.70 $63.00 -29%
Roots Organics HP2 | 1gal - (Case of 4)
In stock
$44.66 $52.99 -16%
Down to Earth Liquid Calcium 5% | 1gal - OMRI Listed - Makes 128 Gallons - (Case of 4)
In stock
$44.63 $62.99 -29%
Down to Earth Liquid All-Purpose 4-1-3 | 1gal - (Case of 4)
In stock
$44.63 $63.99 -30%
CYCO Platinum Series Silica 0-0-3 - 5L
In stock
$44.60 $69.89 -36%
Down to Earth Agmino Powder 14-0-0 | 5lb - (Case of 5)
In stock
$44.54 $95.29 -53%
Snow Storm Ultra, 1 qt
In stock
$44.47 $54.99 -19%
Sustane 4-6-4 All-Purpose Fertilizer | 50lb - OMRI Listed
In stock
$44.40 $46.47 -4%
Grotek Rype 3-0-0 | 4L - (Case of 4)
In stock
$44.38 $119.79 -63%
Microbe Life Hydroponics Terps Plus, 32 oz
In stock
$44.35 $62.99 -30%
Mad Farmer Mother Of All Bloom, 1 kg
In stock
$44.21 $91.02 -51%
Biobizz Top-Max, 1 L
In stock
$44.13 $62.20 -29%
BioBizz Root-Juice 1L
In stock
$44.08 $68.34 -35%
HEAVY 16 Fire, 16 oz
In stock
$44.01 $68.24 -36%
HEAVY 16 Fire, 16 oz (OR Only)
In stock
$44.01 $68.24 -36%
HEAVY 16 Roots, 16 oz
In stock
$44.01 $68.24 -36%
General Hydroponics Diamond Nectar 0-1-1 - 1gal
In stock
$43.95 $68.90 -36%
Gaia Green Power Bloom, 10 kg
In stock
$43.83 $57.19 -23%
Cutting Edge Solutions Cal-Mag Amplified, 1 gal
In stock
$43.82 $61.99 -29%
Down to Earth Crab Meal 4-3-0 | 40lb - OMRI Listed
In stock
$43.68 $81.99 -47%
Grotek Cal Max 2-0-0 | 10L - (Case of 2)
In stock
$43.64 $134.99 -68%
Soul Amino-Aide, 1 qt
In stock
$43.43 $67.32 -35%
Soul Big Swell, 1 qt
In stock
$43.43 $67.32 -35%
Gaia Green Worm Castings, 30L
In stock
$43.31 $55.99 -23%
Grotek Gro-Silic, 4 L
In stock
$43.29 $232.99 -81%
Grotek Pro-Silicate 0-0-4 | 10L - (Case of 2)
In stock
$43.27 $133.99 -68%
Roots Organics Oregonism XL, 1 lb
In stock
$43.19 $66.95 -35%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 1lb Jar
In stock
$43.02 $52.99 -19%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 1lb
In stock
$43.02 $52.99 -19%
FoxFarm Cha Ching, 1 lb
In stock
$42.94 $59.35 -28%
SUPERthrive, 1 pt
In stock
$42.82 $50.49 -15%
Grotek Bloom Pack
In stock
$42.65 $132.39 -68%
CYCO 5L Uptake (2/CS) - (Case of 2)
In stock
$42.58 $66.11 -36%
Humboldt County's Own Sonic Bloom, 1 lb
In stock
$42.58 $49.99 -15%
Remo Grow, 10 L
In stock
$42.57 $99.00 -57%
Mother Earth LiquiCraft Grow 4-3-3 - 1gal
In stock
$42.29 $66.22 -36%
Budswel, 1 gal
In stock
$42.17 $54.99 -23%
Budswel, 1 gal (CA Only)
In stock
$42.17 $54.99 -23%
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 | 142oz - Concentrate - OMRI Listed - (Case of 4)
In stock
$42.11 $56.59 -26%
Xtreme Gardening Azos Root Booster | 12oz - (Case of 6)
In stock
$42.07 $53.77 -22%
FoxFarm Beastie Bloomz, 1 lb
In stock
$41.92 $59.35 -29%
Down to Earth Granular Humic Acids | 50lb - OMRI Listed
In stock
$41.82 $64.99 -36%
Age Old Grow, 1 gal
In stock
$41.72 $48.99 -15%
Age Old Bloom, 1 gal
In stock
$41.72 $48.99 -15%
Age Old Kelp, 1 gal
In stock
$41.72 $48.99 -15%
Down to Earth Soluble Root Growth Enhancer | 1lb - OMRI Listed - (Case of 6)
Out of stock
$41.71 $59.99 -30%
Down to Earth Feather Meal 12-0-0 | 20lb - OMRI Listed
In stock
$41.62 $69.99 -41%
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