Propyz 10L is a professional-use residual and contact herbicide for the control of annual grass and broad-leaved weeds in amenity vegetation, industrial sites, fence lines, railways, and hard surfaces. It contains 400 g/L of propyzamide, a proven active ingredient known for delivering reliable pre- and post-emergent weed control in cooler soil conditions.
Propyz is highly effective at preventing weed germination and offers residual protection, making it ideal for winter weed control programs. It is commonly used by local authorities, contractors, infrastructure maintenance teams, and landowners to ensure weed-free hard surfaces and fence lines in compliance with long-term vegetation management strategies.
Features & Benefits
Provides both residual and contact control of annual weeds
Contains 400 g/L propyzamide for long-lasting efficacy
Ideal for autumn and winter application
Effective in cool soil conditions where other herbicides may fail
Suitable for non-crop areas, fence lines, industrial zones, and hard standing
Application Rates
Boom Sprayer:
Apply at 1.7 – 4.5 L/ha, depending on weed species and site conditions.
Knapsack Sprayer:
Mix 50 ml in 10L of water, treating approximately 200–400 m².
Application is typically made to bare ground or newly emerged weeds in late autumn or early winter.
Type of Weed Control
Residual and contact herbicide
Pre- and early post-emergence weed control
Weeds Targeted
Annual grasses (e.g., annual meadow grass, ryegrass)
Broad-leaved weeds (e.g., chickweed, speedwell, mayweed)
Suppression of perennial weeds when applied early
Active Ingredient
Propyzamide – 400 g/L (Suspension concentrate formulation)
Areas of Use
Fence lines and gateways
Industrial zones and non-crop areas
Railways and highways infrastructure
Amenity vegetation strips and path edges
Hard surfaces and gravelled areas
Trees, Ornamentals, Horticulture
Coverage
One 10L container covers up to 5 hectares, depending on application rate.
MAPP Number
MAPP 15083
Period of Use
Apply in late autumn to early winter
Optimal soil temperature: below 10°C to maximise residual effect
Avoid application to frozen or waterlogged ground
Professional Use Notice
Propyz 10L is a professional-use herbicide and must only be applied by individuals holding valid PA1 and PA2 or PA6 certifications in the UK. All applications must comply with current DEFRA and CRD legislation, including observing environmental buffer zones, spray records, and personal protective equipment requirements.
Why Order From Green-tech?
Trusted UK distributor of professional weed control products
Rapid nationwide delivery for contractors, councils, and estate managers
Full technical support and product guidance
Competitive pricing and quantity discounts available
Compliant products for public spaces and industrial sites Please Note:
This product is dispatched directly from our trusted supplier’s warehouse. While we aim to keep product availability as accurate as possible, we do not have live stock control for these items. Availability is subject to change, and delivery can take up to 15 working days, depending on stock levels at the time of order.
Tracking information will be provided where available, but please note this is dependent on the supplier’s shipping process. If you have any questions about lead times or delivery, our team is happy to help before you place your order.

Specification Detail
Application Rate (Boom) 1.7 – 4.5 L/ha in 200–400 L water
Application Rate (Knapsack) 50 ml per 10L water per 200–400 m²
Type of Control Residual and contact herbicide
Weeds Targeted Annual grasses, chickweed, mayweed, speedwell
Active Ingredient Propyzamide (400 g/L) – Suspension concentrate
MAPP Number 15083
Areas of Use Hard surfaces, fence lines, amenity strips, industrial zones
Coverage Up to 5 hectares per 10L
Period of Use Autumn to early winter, when soil temps are below 10°C