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Peters Peat Lite Special 15-0-15 Dark Weather Feed
04/04/26
Peters Peat Lite Special 15-0-15 Dark Weather Feed, manufactured by ICL Specialty Fertilizer, is a classic water soluble fertilizer that provides high amounts of calcium, nitrate, magnesium, and helps lower phosphate to promote strong growth of ornamental crops with limited sunlight.
This easy to use fertilizer provides a full range of micronutrients with an exclusive M-77 chelated formula to create a consistent and balanced plant feeding.
Peters Peat Lite Special 15-0-15 Dark Weather Feed is a professional strength formula for any crop and continues to function with water types 1 and 2.
Tools Needed
To use Peters Peat Lite Special 15-0-15 Dark Weather Feed, you will need either a backpack sprayer or spray rig for large volume applications.
How to Use
- Step 1: Depending on the ppm rate, the application rates will vary so it would be best to refer to the bag label. Apply 1 tsp of Peters Peat Lite Special 15-0-15 Dark Weather Feed in 1 gallon of water for a 188 ppm. For a 282 ppm, use 1 tbsp of product with 2 gallons of water. For a 360 ppm, use 1 cup of product with 25 gallons of water.
- Step 2: Fill the sprayer with half the amount of water, add measured amount of Peters Peat Lite Special 15-0-15 Dark Weather Feed, then add the remaining half of water. Close the spray tank and agitate until the granules have dissolved.
- Step 3: Spray the Peters Peat Lite Special 15-0-15 Dark Weather Feed solution to the top and bottom of plant leaves until wet, but not to the point of runoff.
Where to Use
Peters Peat Lite Special 15-0-15 Dark Weather Feed can be used for any bulbs or ornamental crops such as pot plants, bedding plants and container nursery stock.
When to Use
Use Peters Peat Lite Special 15-0-15 Dark Weather Feed when you want extra calcium and magnesium, lower phosphate and slightly higher growing media pH in plants.
Safety Information
Peters Peat Lite Special 15-0-15 Dark Weather Feed is safe to use around children and pets when applied according to the product label instructions. Always wear the proper personal protective equipment (PPE) when mixing and applying this product.
Special Considerations
Peters Peat Lite Special 15-0-15 Dark Weather is not intended for lawn applications, so we recommend using either Solutions Pro Grow Summer Blend 19-4-10 Fertilizer, Solutions 8-12-16 Fall Grow Fertilizer, or Solutions 15-5-10 Weed & Feed Fertilizer with Trimec.
| Restricted Use | No |
|---|---|
| Availability | Online |
| Keith's Pro Tip | "Drainage is critical as bulbs are very sensitive at the beginning. We recommend watering with no more than inch of irrigation once per week in the early morning and using a container with holes at the bottom of one made out of soil." |
| Time to Kill | Peters Peat Lite Special 15-0-15 Dark Weather Feed will last for several weeks. |
| Chemical Type | Fertilizer |
| Formulation | Water Dispersible Granule (WDG) |
| Application Methods | Broadcast Spray, Spot Treatment |
| Product Drawbacks | Peters Peat Lite Special 15-0-15 Dark Weather Feed residual rate will depend on climate, region, and plant being treated. |
| Active Ingredient | Nitrogen 15%, Soluble potash 15%, Calcium 5.0%, Magnesium 2.0%, Boron 0.0187%, Copper 0.0187%, Iron 0.075%, Manganese 0.0375%, Molybdenum 0.0075%, and Zinc 0.0375% |
| Application Equipment | Backpack Sprayer, Spray Rig |
| Mix Rate | Apply 1 tsp of Peters Peat Lite Special 15-0-15 Dark Weather Feed in 1 gallon of water for a 188 ppm. For a 282 ppm, use 1 tbsp of product with 2 gallons of water. For a 360 ppm, use 1 cup of product with 25 gallons of water. |
| Use Sites | Outdoors |
| Yield | 25 lbs. of Peters Peat Lite Special 15-0-15 Dark Weather Feed coverage will depend on the plants size. |
| Shelf Life | Peters Peat Lite Special 15-0-15 Dark Weather Feed will last for 3 years when stored in a cool, dry space. |
| Comparable Products | Peters Excel 15-5-15 Cal Mag Special with Black Iron, and Osmocote Smart-Release Plant Food Flower & Vegetable |
| Children or pets? | No |
| Property Characteristics | None |
| Availability | Online |
| Restricted Use | No |
| Brand | ICL SPECIALTY FERTILIZER |
| Keith's Pro Tips | "Drainage is critical as bulbs are very sensitive at the beginning. We recommend watering with no more than inch of irrigation once per week in the early morning and using a container with holes at the bottom of one made out of soil." |
| Product Drawbacks | Peters Peat Lite Special 15-0-15 Dark Weather Feed residual rate will depend on climate, region, and plant being treated. |
| Application Equipment | Backpack Sprayer, Spray Rig |
| Application Methods | Broadcast Spray, Spot Treatment |
| Active Ingredient | Nitrogen 15%, Soluble potash 15%, Calcium 5.0%, Magnesium 2.0%, Boron 0.0187%, Copper 0.0187%, Iron 0.075%, Manganese 0.0375%, Molybdenum 0.0075%, and Zinc 0.0375% |
| Product Type | Fertilizer |
| Formulation | Water Dispersible Granule (WDG) |
| Application Rate | Apply 1 tsp of Peters Peat Lite Special 15-0-15 Dark Weather Feed in 1 gallon of water for a 188 ppm. For a 282 ppm, use 1 tbsp of product with 2 gallons of water. For a 360 ppm, use 1 cup of product with 25 gallons of water. |
| Shelf Life | Peters Peat Lite Special 15-0-15 Dark Weather Feed will last for 3 years when stored in a cool, dry space. |
| Yield | 25 lbs. of Peters Peat Lite Special 15-0-15 Dark Weather Feed coverage will depend on the plants size. |
| Use Sites | Outdoors |
| Time to Kill | Peters Peat Lite Special 15-0-15 Dark Weather Feed will last for several weeks. |
| Comparable Products | Peters Excel 15-5-15 Cal Mag Special with Black Iron, and Osmocote Smart-Release Plant Food Flower & Vegetable |
*Price does not include freight. We guarantee our rate plus shipping will be less than anyone else's price.




