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Nutrients & Supplements

Soil Amendments
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64
Down to Earth Granular Humic Acids | 50lb - OMRI Listed
In stock
$41.50 $64.99 -36%
Save 15%
Age Old Kelp, 1 gal
In stock
$41.40 $48.99 -15%
Down to Earth Soluble Root Growth Enhancer | 1lb - OMRI Listed - (Case of 6)
Out of stock
$41.38 $59.99 -31%
Down to Earth Feather Meal 12-0-0 | 20lb - OMRI Listed
In stock
$41.29 $69.99 -41%
Xtreme Tea Brews Individual Pouches, 80 g & Microbe Food Packs, 7 g (10 each)
In stock
$41.23 $63.99 -36%
House & Garden Bud-XL, 1 L
In stock
$41.13 $64.26 -36%
House & Garden Nitrogen Boost, 1 L
In stock
$41.13 $64.26 -36%
Gaia Mania, 1 gal
In stock
$41.06 $58.49 -30%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 1gal - The Silicon Solution - (Case of 4)
In stock
$41.04 $67.63 -39%
House & Garden Commercial CalMag, 5 lbs Pouch
In stock
$40.96 $55.00 -26%
Save 11%
Technaflora Recipe For Success Starter Kit
In stock
$40.77 $45.99 -11%
Maxicrop Soluble Seaweed Powder 0-0-17 | 27oz - OMRI Listed - (Case of 6)
In stock
$40.63 $56.99 -29%
Save 17%
Roots Organics Ancient Amber | 1gal - (Case of 4)
Out of stock
$40.54 $48.99 -17%
House & Garden Algen Extract, 500 ml
In stock
$40.44 $63.19 -36%
Save 12%
SUPERthrive Vitamin Solution 0.5-0-0 | 16oz
In stock
$40.32 $45.99 -12%
House & Garden Drip Clean, 1 L
In stock
$40.32 $63.00 -36%
FoxFarm Cultivation Nation Micro, 1 gal
Out of stock
$40.24 $54.85 -27%
Nectar for The Gods Poseidonzime Foliar Spray 0-0-0.5 | 1gal
In stock
$40.23 $69.99 -43%
BioAG Ful-Humix | 2.2lb - OMRI Listed - (Case of 4)
Out of stock
$40.04 $57.42 -30%
Down to Earth Alfalfa Meal 2.5-0.5-2.5 | 25lb - OMRI Listed
In stock
$39.99
Botanicare Cal-Mag Plus 2-0-0 | 1gal
In stock
$39.92 $62.90 -37%
Grotek Gro-Silic, 500 ml
In stock
$39.92 $51.99 -23%
General Hydroponics CALiMAGic 1-0-0 - 1gal
In stock
$39.81 $62.93 -37%
Biobizz Top-Max, 1 L
In stock
$39.81 $62.20 -36%
BioBizz Top-Max 1L CA & OR only
In stock
$39.81 $62.20 -36%
DaKine 420 Sticky Icky Enzymes | 1,000g - (Case of 4)
In stock
$39.76 $168.99 -76%
Gaia Green All Purpose, 10 kg
In stock
$39.65 $56.10 -29%
Down to Earth Bio-Fish 7-7-2 | 25lb - OMRI Listed
In stock
$39.64 $58.99 -33%
Nectar for The Gods Gaia Mania Supplement 1-5-1 | 1gal - (Case of 4)
In stock
$39.08 $53.99 -28%
Nectar for The Gods Persephone's Palate | 1gal - (Case of 4)
In stock
$39.08 $53.99 -28%
Grotek Heavy Bud Pro 1-0-3 | 4L - (Case of 4)
In stock
$38.73 $120.99 -68%
FoxFarm Cha Ching, 1 lb
In stock
$38.73 $59.35 -35%
Humboldt County's Own Sonic Bloom, 1 lb
In stock
$38.40 $49.99 -23%
MILLS START 1 LTR
In stock
$38.40 $60.00 -36%
Roots Organics Terp Tea Bloom, 9 lb
In stock
$38.02 $53.99 -30%
Roots Organics Terp Tea Grow, 9 lb
In stock
$38.02 $53.99 -30%
FoxFarm Beastie Bloomz, 1 lb
In stock
$37.82 $59.35 -36%
Grotek Blossom Blaster, 130 g
In stock
$37.70 $70.66 -47%
Age Old Grow, 1 gal
In stock
$37.63 $48.99 -23%
Age Old Bloom, 1 gal
In stock
$37.63 $48.99 -23%
Down to Earth Bat Guano 7-3-1 | 10lb - OMRI Listed
In stock
$37.59 $49.99 -25%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 1lb Jar
In stock
$37.27 $55.99 -33%
HDI MotherPlant Nutrients Part A | 1gal - (Case of 4)
In stock
$37.26 $49.07 -24%
BioAg Ful-Power | 1 gal (ID,IL,IA,KS,MN,NE,OH,OK,OR)
In stock
$37.21 $52.99 -30%
Save 17%
Roots Organics Terp Tea Grow | 9lb - (Case of 3)
In stock
$37.18 $44.99 -17%
Remo Micro, 4 L
In stock
$36.97 $52.99 -30%
Remo Magnifical, 4 L
In stock
$36.97 $52.99 -30%
Remo VeloKelp, 1 L
In stock
$36.97 $49.99 -26%
Down to Earth Citrus Mix 6-3-3 | 25lb - OMRI Listed
In stock
$36.88 $54.99 -33%
CYCO 5L Potash Plus (2/CS) - (Case of 2)
In stock
$36.86 $67.05 -45%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 1gal - Concentrate - Makes 128gal - OMRI Listed - (Case of 4)
In stock
$36.81 $48.99 -25%
Save 15%
Roots Organics Terp Tea Bloom | 9lb - (Case of 3)
In stock
$36.61 $42.99 -15%
Athena's Aminas, 1 gal
In stock
$36.49 $51.99 -30%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 1lb Jar
In stock
$36.48 $52.99 -31%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 1lb
In stock
$36.48 $52.99 -31%
HDI Clonex Rooting Gel | 250ml - Wide Mouth Bottle
In stock
$36.47 $48.02 -24%
Soul LBS, 3 lb
In stock
$36.42 $52.46 -31%
SUPERthrive Pure Neem Oil Organic Leaf Polish | 32oz - (Case of 12)
In stock
$36.26 $59.25 -39%
Down to Earth Starter Mix 3-3-3 | 50lb - OMRI Listed
In stock
$36.13 $102.29 -65%
Neptune's Harvest Fish Fertilizer 2-4-1 | 1gal - Concentrate - OMRI Listed - (Case of 4)
In stock
$36.12 $47.99 -25%
GH General Organics BioBud Quart (Case of 12)
In stock
$35.85 $52.35 -32%
Big Foot Mycorrhizae Gold | 4oz
In stock
$35.72
Great White Premium Mycorrhizae, 4 oz
In stock
$35.60 $44.99 -21%
Grotek Vitamax Pro 1-1-1 | 4L - (Case of 4)
In stock
$35.43 $85.79 -59%
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