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5 Best Lawn Fertilizer Liquids of 2026

Last Updated - 2026/04/03

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

upturf

Smart Lawn Plan – 4-Step Liquid Lawn Fertilizer Program for 5,000 Sq. Ft. – Full Season Grass Treatment – Fast-Acting, Made in Canada, Safe for Kids & Pets

upturf

CA$189.00

More Details
Main highlights
- PROFESSIONAL-GRADE NUTRITION Formulated with high-grade nitrogen and organic-based bio-stimulants to promote stronger roots and sustainable growth.
- NO HARSH CHEMICALS Formulated without aggressive lawn chemicals. Designed for residential use and safe for kids and pets when used as directed.
- FAST RESULTS, NO GRANULES Liquid formula absorbs quickly for visible greening in days. No messy spreaders. No uneven patches. Just smooth, even coverage.
- COVERS 5,000 SQ. FT. Each pouch treats up to 5,000 sq. ft. Simply attach to your garden hose and apply.
- COMPLETE SEASON PLAN Everything your lawn needs from spring to fall in one simple program. Four perfectly timed liquid applications designed to build thick, deep green grass all season long.
CA$189.00
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

FoliarTech

NPK Fertilizer - Liquid Lawn Fertilizer with Nitrogen, Phosphorus & Potassium for Grass, Turf, Golf Courses & Conifer Trees by FoliarTech, 10L

FoliarTech

CA$161.99

More Details
Main highlights
- Nurture All Types of Grass: NPK Elite PG is your ideal Spring, Fall, and Summer fertilizer for lawns! From St Augustine grass to Bermuda, this versatile fertilizer for grass feeds various grass types with optimal nutrients.
- Infuse Your Soil With Nutrients: NPK Elite PG grass fertilizer for lawn features an advanced blend of nitrogen, phosphorus, potassium, sulphur, and iron. These key nutrients enhance our lawn fertilizer to retain vibrancy for up to 3 weeks.
- Gardening for a Better Tomorrow: Our liquid fertilizer, made in Canada, is specially formulated to cater to high-traffic lawns. It sets new quality standards, meeting the high expectations of dedicated lawn enthusiasts.
- Easy and Versatile Application: Apply our liquid lawn fertilizer concentrate every 2-4 weeks using a backpack, pump sprayer, or broadcasting sprayer evenly in a hashtag pattern. Remember to water the areas heavily 2-6 hours after applying our lawn fertilizer to prevent leaf burn.
- Boost Root Defense and Vibrancy: Fortify your turf with NPK Elite PG liquid fertilizer! This liquid fertilizer for lawns strengthens the rootzone against summer heat and heavy foot traffic, bridging the color gap between granular applications for a lush, standout lawn.
CA$161.99
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

FoliarTech

NPK Fertilizer - Liquid Lawn Fertilizer with Nitrogen, Phosphorus & Potassium for Grass, Turf, Golf Courses & Conifer Trees by FoliarTech, 4L

FoliarTech

CA$79.99

More Details
Main highlights
- Nurture All Types of Grass: NPK Elite PG is your ideal Spring, Fall, and Summer fertilizer for lawns! From St Augustine grass to Bermuda, this versatile fertilizer for grass feeds various grass types with optimal nutrients.
- Infuse Your Soil With Nutrients: NPK Elite PG grass fertilizer for lawn features an advanced blend of nitrogen, phosphorus, potassium, sulphur, and iron. These key nutrients enhance our lawn fertilizer to retain vibrancy for up to 3 weeks.
- Gardening for a Better Tomorrow: Our liquid fertilizer, made in Canada, is specially formulated to cater to high-traffic lawns. It sets new quality standards, meeting the high expectations of dedicated lawn enthusiasts.
- Easy and Versatile Application: Apply our liquid lawn fertilizer concentrate every 2-4 weeks using a backpack, pump sprayer, or broadcasting sprayer evenly in a hashtag pattern. Remember to water the areas heavily 2-6 hours after applying our lawn fertilizer to prevent leaf burn.
CA$79.99
4
Best Value
21% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

FoliarTech
21% Off

Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L

FoliarTech

CA$52.99

CA$66.99
(21% Off)

More Details
Main highlights
- Versatile Solution and Application: Our flexible, organic humic fulvic acid liquid aeration lawn stimulant enhances lawns or gardens and allows for direct use or mixing with other additives and water. Use sprayers or hydroponic setups — our solution is 100% water soluble, does not clog and is compatible with any system.
- Transform Your Garden: Our liquid lawn fertilizer concentrate regulates pH levels and eliminates nutrient lockout improving soil quality. Stimulating root development, it enhances nutrient absorption, producing thriving plants with bountiful yields!
- Show Your Garden Some Natural Love: Our humic acid lawn booster is OMRI-certified — the perfect child and pet-safe choice for eco-conscious farmers and gardeners who prefer pure, naturally enriching ingredients.
- Ideal for All Plants: FoliarTech humic acid plant food and liquid aerator for compacted soil works on indoor and outdoor vegetation at any stage of growth by creating root zones for increased oxygen flow. Boost plant development, no matter the type.
- Gardening for a Better Tomorrow: Crafted from 100% pure Humalite from Alberta, Canada, we offer the highest quality standards for gardeners, lawn enthusiasts, and crop cultivators who demand and deserve only the best.
CA$52.99
CA$66.99 (21% Off)
5
21% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

FoliarTech
21% Off

Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L

FoliarTech

CA$52.99

CA$66.99
(21% Off)

More Details
Main highlights
- Versatile Solution and Application: Our flexible, organic humic fulvic acid liquid aeration lawn stimulant enhances lawns or gardens and allows for direct use or mixing with other additives and water. Use sprayers or hydroponic setups — our solution is 100% water soluble, does not clog and is compatible with any system.
- Transform Your Garden: Our liquid lawn fertilizer concentrate regulates pH levels and eliminates nutrient lockout improving soil quality. Stimulating root development, it enhances nutrient absorption, producing thriving plants with bountiful yields!
- Show Your Garden Some Natural Love: Our humic acid lawn booster is OMRI-certified — the perfect child and pet-safe choice for eco-conscious farmers and gardeners who prefer pure, naturally enriching ingredients.
- Ideal for All Plants: FoliarTech humic acid plant food and liquid aerator for compacted soil works on indoor and outdoor vegetation at any stage of growth by creating root zones for increased oxygen flow. Boost plant development, no matter the type.
- Gardening for a Better Tomorrow: Crafted from 100% pure Humalite from Alberta, Canada, we offer the highest quality standards for gardeners, lawn enthusiasts, and crop cultivators who demand and deserve only the best.
CA$52.99
CA$66.99 (21% Off)

5 Best Lawn Fertilizer Liquids of 2026

Smart Lawn Plan – 4-Step Liquid Lawn Fertilizer Program for 5,000 Sq. Ft. – Full Season Grass Treatment – Fast-Acting, Made in Canada, Safe for Kids & Pets

NPK Fertilizer - Liquid Lawn Fertilizer with Nitrogen, Phosphorus & Potassium for Grass, Turf, Golf Courses & Conifer Trees by FoliarTech, 10L

NPK Fertilizer - Liquid Lawn Fertilizer with Nitrogen, Phosphorus & Potassium for Grass, Turf, Golf Courses & Conifer Trees by FoliarTech, 4L

Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L

Humic Acid Organic Lawn Fertlizer - Fulvic Humic Mineral Blend for Trees, Shrubs, Ornamentals, Vegetables & Crops - Enhancer & Garden Soil Conditioner by FoliarTech, 4L

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