FireHawk Bioherbicide Ready-To-Use 32 oz trigger sprayer bottle — natural glyphosate-free weed killer
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FireHawk Bioherbicide Ready-To-Use | Natural Organic Non-Selective Herbicide

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FireHawk Bioherbicide Ready-To-Use No Mixing. No Measuring. Just Results.

FireHawk Bioherbicide Ready-To-Use (RTU) delivers the same powerful, naturally derived weed control as FireHawk Super Concentrate pre-mixed and ready to spray straight from the bottle. Formulated with naturally occurring fatty acids and plant-based actives, FireHawk RTU is the fast, clean, and convenient solution for homeowners, gardeners, and land managers who want professional-grade weed control without synthetic chemicals, glyphosate, or soil-damaging residues.

Just grab, spray, and watch weeds burn down within hours.

Why FireHawk RTU?

  • No Mixing Required - Pre-diluted and ready to use right out of the bottle; no measuring, no mess
  • Fast-Acting Contact Kill - Visible burndown within hours; most weeds fully desiccated within 24 - 48 hours
  • No Soil Residue - Breaks down rapidly after application; safe for replanting and sensitive ecosystems
  • Broad-Spectrum Control - Effective on annual and perennial broadleaf weeds, grasses, sedges, and invasive species
  • Glyphosate-Free - A proven, natural alternative to Roundup and other synthetic herbicides
  • Safe Around People & Animals - When used as directed; no long-term environmental persistence

Ideal Applications

  • Home gardens, raised beds, and landscaping
  • Fence lines, driveways, sidewalks, and patios
  • Spot treatment in pastures and around structures
  • Organic garden weed control
  • Vineyard and orchard floor spot treatment
  • Turf renovation and invasive species spot control

How to Use

FireHawk RTU is pre-mixed and ready to apply, no dilution needed. Attach the included trigger sprayer or pour into a handheld sprayer. Apply directly to actively growing weeds during warm, sunny conditions above 60°F for maximum efficacy. Avoid application before rain. Reapply as needed for perennial or established weeds.

Directions & Safety

Always read and follow label directions before use. Wear appropriate PPE during application. Keep out of reach of children. Store in a cool, dry location away from direct sunlight. FireHawk RTU is non-selective contact bioherbicide avoid contact with desirable plants.

Frequently Asked Questions

What is FireHawk Bioherbicide RTU made from?
FireHawk RTU is formulated from naturally occurring fatty acids and plant-based actives, no synthetic chemicals, no glyphosate, and no petroleum-derived ingredients.

How fast does FireHawk RTU kill weeds?
FireHawk RTU is a contact herbicide that begins working immediately on application. Most weeds show visible burndown within hours and are fully desiccated within 24 - 48 hours under warm, sunny conditions.

Is FireHawk RTU safe for organic farming?
FireHawk Bioherbicide RTU is formulated for use in organic production systems and is safe for use around people and animals when applied as directed.

Will FireHawk RTU harm the soil?
No. FireHawk breaks down rapidly after application and leaves no soil residue, making it safe for replanting and use in sensitive ecosystems.

What weeds does FireHawk RTU control?
FireHawk RTU provides broad-spectrum control of annual and perennial broadleaf weeds, grasses, sedges, brush, and invasive species. It is non-selective contact bioherbicide, avoid contact with desirable plants.

What sizes is FireHawk Bioherbicide RTU available in?
FireHawk Bioherbicide Ready-To-Use is available in 32 oz and 1 gallon sizes, perfect for home gardens, spot treatments, and smaller property maintenance.

Do I need to dilute FireHawk RTU?
No. FireHawk RTU is pre-mixed and ready to spray directly from the bottle. For larger coverage areas, consider FireHawk Super Concentrate, which dilutes to cover more ground at a lower cost-per-acre.

Does FireHawk come in concentrate?
Yes. For FireHawk Super Concentrate - CLICK HERE.

FireHawk Bioherbicide RTU - Powerful. Natural. Ready When You Are.

Biological... Beyond Organic®

Organic is just the start

RMBA is committed to provide natural and organic products that support healthy soils. Even if a product is not listed as 'organic' you can rest assured that it will help, not hurt your soil.