Newmarket, Ontario (Head Office)
1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
- Mon10:00am–6:00pm
- Tue10:00am–6:00pm
- Wed10:00am–6:00pm
- Thu10:00am–6:00pm
- Fri10:00am–6:00pm
- Sat10:00am–4:00pm
- SunClosed
$0.00 CAD
Out of stock at your chosen pickup location? We'll automatically transfer inventory from another location so it's ready at your selected pickup location. (Ontario Only)
1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
106 Saunders Road, Unit #2A
Barrie, ON L4N 9A8
719 Krosno Boulevard
Pickering, ON L1W 1G4
915 McLeod Avenue, Unit #4
Winnipeg, MB R2G 0Y4
Orgunique® Soil Acidifier is a soil acidifier designed to lower soil pH for acid-loving plants, helping you create the right root-zone conditions for plants that prefer a more acidic growing environment. It’s a soil pH adjuster for gardeners who want a focused way to shift soil reaction without turning their routine into a chemistry project.
This product is ideal for acid loving plants like blueberries, rhododendrons, azaleas, heathers, and camellias, where soil pH can be the difference between “survives” and “thrives.” By lowering soil pH quickly, Orgunique® Soil Acidifier supports better nutrient availability in the root zone for plants that naturally perform best in more acidic soil. When your soil trends neutral to alkaline, this kind of soil acidifier can help bring conditions back into a range that acid-preferring ornamentals and fruiting plants recognize as home.
Orgunique® Soil Acidifier is also positioned for color-sensitive hydrangeas. If your goal is classic blue blooms, this soil pH adjuster is intended to help by lowering soil pH quickly, which is the core shift associated with blue hydrangea color in suitable varieties and soils. The benefit here isn’t a cosmetic shortcut—it’s about aligning soil conditions with how the plant expresses color.
For growers who prioritize certified organic pathways, this product is suitable for use in organic farming according to the Canadian Organic Standard and is inspected by Ecocert Canada. That makes it a straightforward choice when you want an organic-friendly soil acidifier for home gardens and landscape plantings, while keeping your inputs aligned with recognized organic requirements.
Because the purpose is targeted soil pH reduction, Orgunique® Soil Acidifier is a practical fit anywhere you’re managing acid-loving plants and want a reliable, category-specific tool: blueberries in garden beds, rhododendrons and azaleas in foundation plantings, heathers in mixed borders, camellias in ornamental beds, and hydrangeas where blue bloom color is the goal. This is a good fit for gardeners and plant enthusiasts who want a dedicated soil acidifier that supports acid-loving plant performance and hydrangea color goals through fast soil pH lowering.
Side dress with 110 g (1/4 lb) per m² (10 sq.ft.). Sprinkle evenly along the soil surface beside plants (not directly on stems), then cultivate into the soil or soilless media. Water in after application.
For individual plants, apply 15–30 g (1–2 tbsp) per plant. Work it lightly into the surrounding soil or soilless media, then water in.
If your soil pH needs further adjustment, reapply in 1–2 months.
Warning – Important Safety Information
This product may cause mild skin irritation and eye irritation. Avoid unnecessary contact with skin, eyes, and clothing. Use only as directed.
General safety precautions
Read and follow all instructions on the product label and any accompanying documentation before use. Keep out of reach of children and pets. Do not ingest. Avoid breathing vapours, mist, or dust that may be generated during handling or use.
Wear appropriate personal protective equipment (PPE), such as protective gloves, long sleeves, long pants and closed-toe footwear. When there is a risk of splashing or airborne particles, use safety glasses or other suitable eye and face protection.
First aid – skin contact
IF ON SKIN OR HAIR: Remove contaminated clothing immediately. Rinse skin with clean water for several minutes, then wash with mild soap and water. If irritation or redness develops and persists, seek medical attention. Wash contaminated clothing before reuse.
First aid – eye contact
IF IN EYES: Rinse cautiously with clean water for several minutes, keeping eyelids open. Remove contact lenses if present and easy to do. Continue rinsing. If irritation persists, obtain medical advice.
First aid – ingestion and inhalation
IF SWALLOWED: Rinse mouth thoroughly with water. Do not induce vomiting unless instructed by a medical professional. Seek medical attention if you feel unwell.
IF INHALED: Move the person to fresh air and keep them comfortable for breathing. If coughing, breathing difficulty, dizziness or other symptoms occur, seek medical assistance.
Storage and handling
Store this product in its original closed container, in a cool, dry and well-ventilated area. Protect from extreme temperatures and direct sunlight. Keep container tightly sealed when not in use.
Avoid release to drains, natural waterways or outdoor soil. Dispose of unused product and empty containers in accordance with local regulations and the directions on the label.
Important: If medical advice is needed, keep the product label or container available. Always follow the specific instructions and safety recommendations provided by the manufacturer. This safety notice is intended as general guidance and does not replace official label directions or documentation.

1175 Stellar Drive, Unit #5
Newmarket, ON L3Y 7B8
106 Saunders Road, Unit #2A
Barrie, ON L4N 9A8
719 Krosno Boulevard
Pickering, ON L1W 1G4
915 McLeod Avenue, Unit #4
Winnipeg, MB R2G 0Y4