best herbicide for onion grass Odessa Herbicide (onion weed treatment) – Mighty Goat Lawns

best herbicide for onion grass Odessa Herbicide (onion weed treatment) – Mighty Goat LawnsOdessa herbicide is a premium, selective post emergent weed killer which treats a wide range of broadleaf & grassy weeds in lawns including waxy and hard to kill varieties such as Onion Weed. What it Controls Odessa targets a wide variety of durable weeds in lawns including: Bindii (Soliva sessilis), Black thistle (Cirsium vulgare), Cat's ear (Hypochoeris radicata), Cotula (Cotula australis), Cudweed (Gnaphalium sp.), Guildford Grass (Onion Grass)

Odessa herbicide is a premium, selective post-emergent weed killer which treats a wide range of broadleaf & grassy weeds in lawns including waxy and hard to kill varieties such as Onion Weed.

What it Controls

Odessa targets a wide variety of durable weeds in lawns including:

• Bindii (Soliva sessilis),
• Black thistle (Cirsium vulgare),
• Cat's ear (Hypochoeris radicata),
• Cotula (Cotula australis),
• Cudweed (Gnaphalium sp.),
• Guildford Grass (Onion Grass) (Romulea rosea),
• Medic (Medicago spp.),
• Mouse ear chickweed (Cerastium vulgatum),
• Oxalis (Oxalis corniculata),
• White Clover (Trifolium repens),
• False onion weed / Fragrant false garlic / Onion weed (Nothoscordum gracile, fragrans or borbonicum)
• Ryegrass, perennial (Lolium perenne)

Why it's Popular

Targeted Weed Control: Effectively treats stubborn waxy leaf weeds such as Oxalis and Guildford Grass that other weed killers struggle to eliminate.

Safe on Lawns: Can be used on a wide range of turf varieties including Buffalo, Couch (Not QLD Blue) and Kikuyu.

Systemic Action:  It is absorbed by foliage and shoots then rapidly translocated through the plant and acts by inhibiting acetolactate synthase (ALS) to ensure complete eradication of the weed.

Key Features

• Outstanding post emergent control of difficult to kill weeds Onion weed, Guildford grass (Onion grass)
• Excellent Turf Tolerance on Common Couch, Hybrid Couch, Buffalo and Kikuyu (DO NOT use on Queensland Blue Couch)
• Selectively controls of Ryegrass out of Common Couch, Hybrid Couch, Buffalo and Kikuyu
• Controls a unique scope of difficult to kill weeds
• Low odour
• Low poison schedule (Schedule 5 - CAUTION)

Active Ingredient

• 100 g/kg iodosulfuron-methyl-sodium

Application and Dosage

• 0.25 to 1.5g per 100sqm
• 50g pack treats 3300+ sqm of lawn
• Spray onto a dry lawn with a pressure sprayer and let it dry. Do not water product in. Avoid mowing at least 4 days before and after spraying.
• For optimal control mix in a surfactant such as Wetter 600, particularly important with stubborn, waxy weeds.

Odessa Cost Per Application - Cost per 100sqm at a rate of 1.5g per 100sqm is $2.97 including GST

More Information

Odessa Herbicide allows turf managers to control the various difficult weeds that other herbicides have struggled to manage such as Guildford Grass (Onion Grass) (Romulea rosea) in Common Couch, Hybrid Couch, Buffalo or Kikuyu turf stands.

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