Chikara Weed Control – long-lasting residual herbicide for broadleaf weeds, Professional-use herbicide with Flazasulfuron 25% w/w, providing up to 5 months residual control of annual and perennial broadleaf weeds. Ideal for hard surfaces, gravel, fence lines, and amenity vegetation zones requiring durable weed suppression.

item	sku	Price	qty
50g	140CH1000	£100.97 £84.14
150g	140CH1005	£269.28 £224.40

total: £0.00 (inc. VAT)

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full description

Chikara Weed Control is a highly effective residual herbicide for professional use, offering long-lasting control of both annual and perennial broadleaf weeds. With its active ingredient Flazasulfuron (25% w/w), Chikara provides up to 5 months residual protection when used at higher application rates. It is ideal for hard surfaces, fence lines, gravel paths, and amenity vegetation zones where long-term weed suppression is essential.

Available in 50g and 150g packs, Chikara is applied via knapsack or boom sprayer and is rainfast within 3 hours. It can also be tank-mixed with glyphosate for even broader spectrum control, making it an excellent choice for integrated weed management programmes across a wide range of public and private spaces.

Features & Benefits
Contains Flazasulfuron (25% w/w) – fast-acting and long-lasting residual action
Up to 5 months weed control – fewer reapplications required
Controls annual & perennial weeds, including Dandelions, Nettles, Shepherd’s Purse
Low application rates – only 2.5–7.5g per 10L of water for knapsack use
Rainfast within hours – reliable performance in variable UK weather
Professional-use product – suited to councils, groundskeepers, landscapers

Application & Coverage
Application Method Rate Coverage
Knapsack Sprayer - 2.5–7.5g per 10L of water - Treats up to 500m²
Boom Sprayer - 50–150g per hectare - 50g pack = up to 10,000m², 150g pack = 1 hectare
Chikara's residual effectiveness depends on the dose. Use higher rates for longer-lasting control.

Weeds Controlled
Daisy
Buttercup
Dandelion
Nettle
Shepherd's Purse
General Annual & Perennial Broadleaf Weeds

Area of Use
Hard Surfaces (paving, gravel)
Permeable Surfaces
Around Amenity Vegetation
Fence lines, roadways, park paths

Active Ingredient
Flazasulfuron 25% w/w

MAPP Number: 14189

LERAP Category
Category B – Observe buffer zones if spraying near water.

Period of Use
All Year Round – Apply when weeds are present and growing

Why Order Chikara from Green-tech?
Trusted by local authorities and landscape contractors
Wide range of professional-use herbicides in stock
Backed by expert advice and support
Fast UK-wide delivery
Competitive pricing on bulk orders

technical information

Pack Sizes | 50g (up to 10,000m²), 150g (1 hectare)

Active Ingredient | Flazasulfuron 25% w/w

Application Method | Knapsack sprayer, Boom sprayer

Knapsack Sprayer Rate | 2.5–7.5g per 10L water (treats up to 500m²)

Boom Sprayer Rate | 50–150g per hectare (higher rate for longer control)

Control Type | Residual, systemic

MAPP Number | 14189

LERAP Category | B (observe buffer zones near water)

Period of Use | All year round (apply when weeds are active)

Target Weeds | Daisy, Buttercup, Dandelion, Nettle, Shepherd’s Purse, other annual and perennial broadleaf weeds

Areas of Use | Hard surfaces (paving, gravel), permeable surfaces, amenity vegetation zones, fence lines, roadways, park paths