Botanicare Pure Blend Pro Bloom is a one-part, natural and organic-based plant food with an NPK of 2-3-5, formulated for the fruiting and flowering stage. It serves as an environment-friendly alternative to commercial chemical fertilizers, giving growers a simpler feeding program without sacrificing plant nutrition during the most critical phase of crop development. This case pack includes four 1-gallon bottles.
Pure Blend Pro Bloom Specifications
Key physical and nutritional specifications for Botanicare Pure Blend Pro Bloom, sourced from the canonical product data and package attributes.
| Specification | Value |
|---|---|
| Brand | Botanicare |
| Product Name | Pure Blend Pro Bloom |
| NPK Ratio | 2-3-5 |
| Formula Type | One-part, natural and organic-based |
| Volume per Bottle | 1 gallon |
| Pack Quantity | 4 bottles per case |
| Case Weight | 9.7 lb |
| Bottle Dimensions (H × W × L) | 10.5 in × 5.5 in × 6.0 in |
| Application Stage | Fruiting and flowering |
| Category | Organic Base Nutrient |
Why Choose Pure Blend Pro Bloom
Pure Blend Pro Bloom is designed for growers who want a straightforward, organic-based bloom feed without managing multiple bottles or complex multi-part programs. Here is what distinguishes it from conventional chemical options:
- One-part simplicity: The single-bottle formula reduces mixing complexity. You measure one nutrient solution per feeding, which lowers the chance of dosing errors during the bloom phase.
- Natural and organic-based inputs: Pure Blend Pro draws from natural and organic-derived sources rather than purely synthetic salts. This makes it a practical choice for growers who want to limit synthetic chemical inputs in their program.
- Environment-friendly profile: Botanicare positions Pure Blend Pro as a healthy alternative to commercial chemical fertilizers, emphasizing a lower environmental impact compared to fully synthetic nutrient lines.
- Bloom-optimized NPK (2-3-5): The elevated potassium value relative to nitrogen supports the transition into fruiting and flowering without pushing excessive vegetative growth, which is a common goal in the bloom phase across many crop types.
- Case pack efficiency: Sold as four 1-gallon bottles per case, this format suits small commercial operations or serious hobbyists who want to reduce per-unit cost and avoid frequent reordering during a grow cycle.
Best Uses for Pure Blend Pro Bloom
Pure Blend Pro Bloom fits naturally into grow programs that prioritize organic-based nutrition during the reproductive stage. It is not a universal all-stage feed — it is intended specifically for the fruiting and flowering window.
- Fruiting and flowering crops: The primary use case per the product description. Apply during the bloom phase when plants shift energy from vegetative growth to reproductive output.
- Organic and natural grow programs: Growers running certified-organic or near-organic programs benefit from the natural-source inputs, which can be more compatible with living soil environments and beneficial microbial populations.
- Simplified single-part feed schedules: If you prefer a minimal-additive approach — for example, pairing one base nutrient with a microbial inoculant such as Advanced Nutrients Tarantula — Pure Blend Pro Bloom keeps the regimen straightforward.
- Soil, coco, and soilless media: As an organic-based base nutrient, Pure Blend Pro Bloom is suited for use across multiple growing media where organic-derived inputs are appropriate, including potting soil blends and coco coir substrates.
- Multi-site or commercial accounts purchasing by the case: The 4-bottle case format makes it practical for nurseries or garden centers stocking a reliable organic bloom base for their customers.
For growers interested in complementary organic inputs, Earth Juice Hi-Brix Molasses is a carbohydrate supplement often used alongside organic bloom nutrients to support microbial activity in the root zone during the flowering stage.
Dosing Guidelines
Pure Blend Pro Bloom is a concentrated liquid nutrient. Because the canonical product data does not include a specific milliliter-per-gallon dose rate, follow the dosing instructions printed on the bottle label. General best practices for liquid organic-based base nutrients apply:
- Shake the bottle thoroughly before measuring. Organic-based nutrients may settle during storage.
- Measure the concentrate using a calibrated syringe or measuring cup. Do not estimate by eye.
- Add to your reservoir or feeding solution after adjusting base water pH to the appropriate range for your growing medium (typically 5.8–6.2 for hydroponic and coco; 6.0–6.8 for soil).
- Mix thoroughly and check your EC reading to confirm you are within the target range for the bloom stage before applying to plants.
- Adjust dosage based on plant response and weekly runoff EC readings. Organic-based nutrients can behave differently from fully synthetic salts in how they affect EC and pH over time.
- Use during the fruiting and flowering stage only. Switch back to a grow or transition formula if you need to extend vegetative time.
If you are pairing Pure Blend Pro Bloom with a rooting or vegetative supplement such as Heavy 16 Roots, introduce supplements after the base nutrient is fully dissolved and mixed into the reservoir solution.
Sources & Further Reading
Product specifications and description sourced from the Botanicare manufacturer data for Pure Blend Pro Bloom (SKU HGC718041). For full application guides, feed charts, and the complete Pure Blend Pro product line, visit the Botanicare manufacturer site:





















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