Description
Product Overview
Liquid Harvest Lazer Blue is a concentrated, water-based spray marking dye designed to help you accurately mark areas where herbicides, fertilizers, or pesticides have been applied. This non-staining, temporary blue dye is ideal for lawn care professionals and homeowners alike who need to visually track treatment zones without damaging grass or surrounding surfaces. With its 32-ounce capacity, it offers long-lasting performance per application. The product’s formulation ensures compatibility with water-based solutions only — making it safe for use in most common garden sprayers.
Usage
This dye is best used during lawn maintenance, weed control, or fertilizer application to clearly indicate treated zones. It’s especially useful for large lawns, sports fields, or commercial landscaping where precision matters. Gardeners and landscapers can mix it with herbicides, fungicides, pesticides, or fertilizers before spraying — ensuring no overlap or missed areas. Ideal for both residential and professional use, this product is safe for grass and non-staining on concrete, wood, or other surfaces.

Why Choose Us
Liquid Harvest Lazer Blue offers unmatched precision with its concentrated formula that ensures vivid blue markings without damaging turfgrass. Unlike permanent dyes, this product is non-staining and temporary — making it ideal for repeated applications or seasonal projects. Manufactured by Sanco Industries, the dye has been tested for compatibility with water-based solutions only, ensuring safety and effectiveness. With a 4.6-star rating from over 2,500 customers and ranking #3 in garden lawn paint, this product delivers consistent performance and reliability.
Key Features
- Non-staining blue dye that marks spray zones without damaging grass or surfaces.
- Mixes easily with water-based herbicides, fungicides, pesticides, and fertilizers for precise application.
- Concentrated formula provides long-lasting performance per 32-ounce bottle — ideal for large lawns or commercial use.
- Temporary markings fade naturally over time without leaving residue or stains on concrete, wood, or other surfaces.
- Manufactured by Sanco Industries with consistent quality assurance and customer support available for technical questions or usage guidance.
FAQ
Can I use this dye with oil-based solutions?
No, Liquid Harvest Lazer Blue is designed to mix only with water-based herbicides, pesticides, and fertilizers. It will not work with oil-based products.
How long does the blue marking last on grass?
The dye provides temporary markings that typically fade within 7–14 days depending on weather conditions and lawn activity. It’s ideal for short-term tracking during treatment cycles.
Is this product safe for pets and children?
Yes, when used as directed with water-based solutions, the dye is non-toxic to pets and children. However, keep out of reach until fully dry to avoid accidental contact.
Can I use it on concrete or other surfaces?
The dye will not stain concrete, wood, or most outdoor surfaces — but always test in a small area first if unsure about compatibility with specific materials.
What’s the best way to apply this product?
Mix 1 part Lazer Blue dye with 4 parts water (or as directed by your herbicide/fertilizer label) and spray using any standard garden sprayer. Allow markings to dry before walking or mowing.







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