Pay in installments of $5.41 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
herbicide to kill duckweed Flumigard Herbicide - Aquatic Weed KillerProduct Description + Flumigard Herbicide Fast Acting Duckweed & Watermeal Control Flumigard is a professional grade aquatic herbicide designed to eliminate invasive floating and submerged weeds such as duckweed, watermeal, hydrilla, and Eurasian watermilfoil. Powered by 51% Flumioxazin, it delivers visible results in 714 days without sediment buildup, making it one of the most effective early season treatments for rapid pond restoration. Key Features
📖 Product Description +
Flumigard Herbicide – Fast-Acting Duckweed & Watermeal Control
Flumigard is a professional-grade aquatic herbicide designed to eliminate invasive floating and submerged weeds such as duckweed, watermeal, hydrilla, and Eurasian watermilfoil. Powered by 51% Flumioxazin, it delivers visible results in 7–14 days without sediment buildup, making it one of the most effective early-season treatments for rapid pond restoration.
💎 Key Features & Benefits +
Highly effective surface application control of floating weeds including duckweed, watermeal, and giant salvinia.
Weeds begin showing bleaching and dieback within 7–14 days under proper conditions.
Flumioxazin dissipates quickly in the water column and does not build up in pond sediment.
🛠 Technical Specifications +
| Active Ingredient | 51% Flumioxazin |
| Formulation | Water-Soluble Granular |
| Application Rate | 12–16 oz per surface acre (surface applications) |
| Results Timeline | Visible in 7–14 days |
| Water Use Restrictions | No swimming or fishing restrictions (follow label for irrigation guidance) |
| Sizes Available | 1 lb Container or 5 lb Value Pack |
📋 Application Guide (Best For) +
- ✅ Best For: Duckweed, watermeal, hydrilla, Eurasian watermilfoil, curlyleaf pondweed, cabomba, and floating invasive weeds.
- ❌ Not For: Use in restricted states (CA, CT, ME, MI, NJ, NY, OR, WA) or without reviewing full label instructions.
- 💡 Pro Tip: Use with an aquatic surfactant like Cide-Kick II for maximum surface contact and improved uptake.
❓ Frequently Asked Questions +
Q: How fast does Flumigard work?
A: Most floating weeds begin showing bleaching within 7–14 days, with continued die-off as the product completes its activity cycle.
Q: Will Flumigard build up in pond sediment?
A: No. Flumigard dissipates quickly from the water column and does not accumulate in pond bottom sediments.
Q: Do I need to treat the entire pond?
A: For floating weed control like duckweed or watermeal, treating the entire surface area at labeled rates ensures consistent and season-long control.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy