Here at Hydrobuilder, we carry the widest selection of fungicides and plant washes, no matter what fungus type you're dealing with. Whether you think you have bud rot, root rot, powdery mildew, or any other type of mold, you can rest assured we have the fungicide for you. If you aren't positive which fungus or mold you're dealing with, check out our article on common plant diseases in our blog.
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- Remove This Item Ingredient Base: Organic Based
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Shop By Fungus Type
Here at Hydrobuilder, we carry the widest selection of fungicides and plant washes, no matter what fungus type you're dealing with. Whether you think you have bud rot, root rot, powdery mildew, or any other type of mold, you can rest assured we have the fungicide for you. If you aren't positive which fungus or mold you're dealing with, check out our article on common plant diseases in our blog.
- Sale
Safer Brand Garden Fungicide Ready-to-Use, 32 oz.
Item #: PC-MLSF-32
Regular Price:
$10.29Special Price $9.78 On sale until 05/31/2024!
- Sale$19.00 - $166.25
Some options on sale until 05/31/2024!
- Sale$44.11 - $237.84
Some options on sale until 05/31/2024!
- Sale
Regular Price:
$246.43Special Price $234.11 On sale until 05/31/2024!
- Sale$308.26 - $2,094.99
Some options on sale until 05/31/2024!
- Sale$342.67 - $2,085.16
Some options on sale until 05/31/2024!
- Sale$355.64 - $3,346.47
Some options on sale until 05/31/2024!
- $38.25 - $27,500.00
- Sale
Regular Price:
$150.71Special Price $143.17 On sale until 05/31/2024!
- Sale
ProFarm Jet-Ag 5% Algaecide, Bactericide & Fungicide Sanitizer
Item #: MBI-JET-AG
Available in 3 Options
$366.23 - $1,208.61Some options on sale until 05/31/2024!
- Sale$90.93 - $217.94
Some options on sale until 05/31/2024!
- Sale
Regular Price:
$55.89Special Price $53.10 On sale until 05/31/2024!
- Sale
Regular Price:
$211.10Special Price $200.55 On sale until 05/31/2024!
- Sale
Regular Price:
$308.86Special Price $293.42 On sale until 05/31/2024!
- Sale
Regular Price:
$69.79Special Price $66.30 On sale until 05/31/2024!
- SaleNew
Vital Garden Supply Vital Defender Pesticide, Miticide, & Fungicide
Item #: VGS-VDPMF
Available in 3 Options
$45.37 - $380.32Some options on sale until 05/31/2024!
- SaleNew
Bonide Tomato & Vegetable 3 in 1 Ready-to-Use, 32 Ounce
Item #: 1247605
Regular Price:
$15.42Special Price $14.65 On sale until 05/31/2024!
- Sale
Blacksmith BioScience Tenet WP Biofungicide, 16 oz.
Item #: TNT01
Regular Price:
$65.56Special Price $62.28 On sale until 05/31/2024!
- Sale$91.36
Some options on sale until 05/31/2024!
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Safer Brand Garden Fungicide Concentrate, 16 oz.
Item #: SF5456
$18.82Out of stock
