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We're clearing out the potting shed! Check out our SALE section 🍁💸

Disease Control - Biological

Biological disease control materials to protect your plants.

Original price $100.94 - Original price $100.94
Original price
$100.94
$100.94 - $100.94
Current price $100.94

Serenade ASO- 2.5 Gallon

Applied as a preventative this biofungicide, (Bacillus subtilis strain QST713) is labeled for control of a wide range of plant pathogens on a varie...

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Original price $100.94 - Original price $100.94
Original price
$100.94
$100.94 - $100.94
Current price $100.94
Original price $208.00 - Original price $208.00
Original price
$208.00
$208.00 - $208.00
Current price $208.00

Regalia Biofungicide - 2.5 Gallon

Regalia biofungicide (extract of Giant Knotweed, Reynoutria sachalinensis) activates a plant’s natural defenses to protect against a variety of fun...

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Original price $208.00 - Original price $208.00
Original price
$208.00
$208.00 - $208.00
Current price $208.00
Original price $179.50 - Original price $179.50
Original price
$179.50
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Current price $179.50

Double Nickel 55 WDG - 5 lb Bag

Double Nickel 55 is a naturally-occurring rhizobacterium Bacillus amyloliquefaciens strain D747. As a broad spectrum biofungicide, Double Nickel 55...

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Original price $179.50 - Original price $179.50
Original price
$179.50
$179.50 - $179.50
Current price $179.50
Original price $101.50 - Original price $101.50
Original price
$101.50
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Current price $101.50

Cease Biofungicide - 1 Gallon

From BioWorks, Cease is an organic bio-fungicide (1.34% Bacillus subtilis strain QST713) that provides effective control of a wide array of both fu...

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Original price $101.50 - Original price $101.50
Original price
$101.50
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Current price $101.50
Original price $59.90 - Original price $59.90
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$59.90
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Current price $59.90

Regalia CG Biofungicide - Quart

Regalia biofungicide (extract of Giant Knotweed, Reynoutria sachalinensis) activates a plant’s natural defenses to protect against a variety of fun...

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Original price $59.90 - Original price $59.90
Original price
$59.90
$59.90 - $59.90
Current price $59.90
Original price $174.00 - Original price $174.00
Original price
$174.00
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Current price $174.00

LifeGard WG Biological Plant Activator - 1 lb Bag

LifeGard WG, Bacillus mycoides isolate J, is a preventative biofungicide that induces a natural immune response to limit infection and disease deve...

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Original price $174.00 - Original price $174.00
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$174.00
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Current price $174.00
Original price $172.00 - Original price $172.00
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$172.00
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Current price $172.00

Rootshield Plus WP - 1 lb Bag

Apply RootShield PLUS before roots have emerged or fully developed. The fungi grows on roots to form a “shield” to prevent pathogens from damaging ...

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Original price $172.00 - Original price $172.00
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$172.00
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Current price $172.00
Original price $74.50 - Original price $74.50
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$74.50
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Current price $74.50

LALSTOP G46 WG Biofungicide 3.5 oz

LALSTOP® G46 WG is a biological fungicide used in the production of vegetables, fruits, herbs, and ornamentals. It is a naturally occurring soil fu...

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Original price $74.50 - Original price $74.50
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$74.50
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Current price $74.50
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Original price $165.00 - Original price $165.00
Original price
$165.00
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Current price $165.00

Actinovate AG Biofungicide 18 oz

A high concentration of a patented beneficial bacterium (Streptomyces lydicus strain WYEC 108) in a 100% water soluble powder. When applied as a sp...

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Original price $165.00 - Original price $165.00
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$165.00
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Current price $165.00
Original price $184.50 - Original price $184.50
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$184.50
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Current price $184.50

Blossom/Buffer Protect (2.5 lb/10 lb) Kit for Fireblight Control

Blossom/Buffer Protect is a combination of a plant protection product and an adjuvant that enhances the efficacy of the spray. Blossom Protect is u...

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Original price $184.50 - Original price $184.50
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$184.50
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Current price $184.50
Original price $49.25 - Original price $49.25
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$49.25
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Current price $49.25

AgriPhage - Fireblight - 1 Quart

Fireblight is caused by the bacterium Erwinia amylovora. Agriphage-Fireblight is a bacteriophage, or virus, of the Erwinia bacterium. Works as a cu...

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Original price $49.25 - Original price $49.25
Original price
$49.25
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Current price $49.25
Original price $61.75 - Original price $61.75
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$61.75
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Current price $61.75

LALSTOP K61 WP Biofungicide 3.5 oz

Developed from a naturally occurring bacteria, Streptomyces sp. strain K61, LALSTOP® K61 WP is an EPA registered biological fungicide that is a pre...

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Original price $61.75 - Original price $61.75
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$61.75
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Current price $61.75
Original price $370.50 - Original price $370.50
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$370.50
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Current price $370.50

Theia Fungicide - 15 lb Bag

THEIA® Fungicide is a broad spectrum fungicidal and bactericidal biological product for the control or suppression of many important foliar and soi...

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Original price $370.50 - Original price $370.50
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$370.50
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Current price $370.50
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Original price $297.90 - Original price $297.90
Original price
$297.90
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Current price $297.90

AgriPhage - Fireblight - 2.5 gal

Fireblight is caused by the bacterium Erwinia amylovora. Agriphage-Fireblight is a bacteriophage, or virus, of the Erwinia bacterium. Works as a cu...

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Original price $297.90 - Original price $297.90
Original price
$297.90
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Current price $297.90
Original price $30.40 - Original price $30.40
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$30.40
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Current price $30.40

Howler Lawn & Garden - 4 oz Kit

Now available for lawn and garden use!Howler is a novel biofungicide (Pseudomonas chlororaphis strain AFS009), providing a preventive control of a ...

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Original price $30.40 - Original price $30.40
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$30.40
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Current price $30.40
Original price $69.00 - Original price $69.00
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$69.00
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Current price $69.00

EcoSwing Botanical Fungicide - 1 Quart

Extract of Swinglea glutinosa, a small, tropical citrus tree. Multi-side mode of action for prevention of rots and mildews. 4-hour re-entry (REI); ...

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Original price $69.00 - Original price $69.00
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$69.00
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Current price $69.00
Original price $365.40 - Original price $365.40
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$365.40
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Current price $365.40

BotryStop WP Biofungicide - 12 lb bag

BotryStop is a biological control agent developed specifically for the control of Botrytis cinerea, Sclerotinia sclerotiorum and other organisms li...

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Original price $365.40 - Original price $365.40
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$365.40
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Current price $365.40
Original price $118.75 - Original price $118.75
Original price
$118.75
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Current price $118.75

Guarda - 2.5 Gal

Guarda is a bactericide/fungicide with botanical thyme oil (3%) as the active ingredient and is an alternative to copper bactericides/fungicides. U...

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Original price $118.75 - Original price $118.75
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$118.75
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Current price $118.75
Original price $320.00 - Original price $320.00
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$320.00
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Current price $320.00

Howler EVO - 15 lb Bag

Howler is a novel biofungicide (Pseudomonas chlororaphis strain AFS009), effective on a wide range of soil-borne and foliar diseases, including Rhi...

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Original price $320.00 - Original price $320.00
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$320.00
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Current price $320.00
Original price $55.00 - Original price $55.00
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$55.00
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Current price $55.00

Tenet WP - 1 lb Bag

Tenet WP is a highly effective biofungicide containing two strains of Trichoderma. These beneficial fungi work by colonizing soil and roots, compet...

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Original price $55.00 - Original price $55.00
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$55.00
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Current price $55.00
Original price $49.25 - Original price $49.25
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$49.25
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Current price $49.25

AgriPhage - Tomato Spot/Speck - 1 Quart

Agriphage - Tomato Spot/Speck is a bacteriophage (virus) used to treat two common bacterial diseases on Tomatoes and Peppers: Bacterial Spot (Xanth...

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Original price $49.25 - Original price $49.25
Original price
$49.25
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Current price $49.25
Original price $118.50 - Original price $118.50
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$118.50
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Current price $118.50

SoilGard Microbial Fungicide - 5 lb Bag

Gliocladium virens, the active component in SOILGARD®, is a soil fungus that is antagonistic to plant pathogenic fungi such as Pythium, Rhizoctonia...

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Original price $118.50 - Original price $118.50
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$118.50
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Current price $118.50
Original price $170.00 - Original price $170.00
Original price
$170.00
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Current price $170.00

STARGUS Biofungicide - 2.5 Gallon

STARGUS Biofungicide is a beneficial rhizobacterium (Bacillus amyloliquefaciens strain F727) that colonizes plant roots, leaves and other surfaces ...

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Original price $170.00 - Original price $170.00
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$170.00
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Current price $170.00
Original price $215.00 - Original price $215.00
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$215.00
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Current price $215.00

Double Nickel LC - 2.5 Gallon

Double Nickel is a broad-spectrum preventative biofungicide/bactericide for control of fungal and bacterial plant diseases. The active ingredient i...

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Original price $215.00 - Original price $215.00
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$215.00
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Current price $215.00
Original price $115.50 - Original price $115.50
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$115.50
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Current price $115.50

Triathlon BA - 1 Gallon

Triathlon BA (Bacillus amyloliquefaciens strain D747) is an OMRI listed broad-spectrum preventative biofungicide and bactericide for use on a wide ...

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Original price $115.50 - Original price $115.50
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$115.50
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Current price $115.50
Original price $85.00 - Original price $85.00
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$85.00
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Current price $85.00

LALSTIM OSMO - 5 lb bag

97% Glycine betaine - a naturally occurring osmoprotectant that protects plant cells against the negative effects of environmental stresses such as...

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Original price $85.00 - Original price $85.00
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$85.00
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Current price $85.00
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Original price $68.50 - Original price $68.50
Original price
$68.50
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Current price $68.50

Ferti-Organic Ferti-Neem Oil - 1 Gallon

100% cold-pressed, filtered neem oil labeled for insect, mite, fungal disease and nematode control. Contains 3000 ppm azadirachtin, the active comp...

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Original price $68.50 - Original price $68.50
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$68.50
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Current price $68.50
Original price $67.95 - Original price $67.95
Original price
$67.95
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Current price $67.95

BerryCARE Fungicide and Bactericide Concentrate - 2.5 Gallon

This citric acid based disease control is labeled for the prevention and treatment of powdery mildew, anthracnose, and angular leaf spot in small f...

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Original price $67.95 - Original price $67.95
Original price
$67.95
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Current price $67.95
Original price $67.95 - Original price $67.95
Original price
$67.95
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Current price $67.95

FungOUT Fungicide and Bactericide Concentrate - 2.5 Gallon

This citric acid based disease control is labeled for the prevention and treatment of many common fruit and vegetable diseases, including powdery m...

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Original price $67.95 - Original price $67.95
Original price
$67.95
$67.95 - $67.95
Current price $67.95