CYCO Commercial Series Bloom is a water-soluble powder bloom nutrient formulated at 8-6-11 NPK for large-scale and commercial hydroponic operations. Supplied in a 20 kg (50 lb) bag, it dissolves completely clear in water with no residue and works across all hydroponic systems and soil media without modification to mixing ratios. The formula includes the full range of macronutrients, micronutrients, and amino acids required for flowering and fruiting, so no supplemental base nutrients are necessary for growers who prefer a streamlined feed program.
CYCO Commercial Series Bloom Specifications
Key specifications for CYCO Commercial Series Bloom – 20 kg, sourced from manufacturer product data and the canonical supplier listing.
| Specification | Value |
|---|---|
| Brand | Cyco |
| Product Line | Commercial Series |
| NPK Ratio | 8-6-11 |
| Formulation Type | Water-soluble powder |
| Pack Size | 20 kg (50 lb) |
| Growth Stage | Bloom / Flowering |
| Dose Rate | 1–2 tsp per gallon (5–10 g per 4 L) of fresh water |
| Compatibility | All water types; drip, DWC, rock wool, coco, soil |
| Residue | Dissolves clear, no residue |
| Category | Base Nutrients — Bloom |
Why Choose CYCO Commercial Series Bloom
CYCO Commercial Series Bloom is built for operations that need a reliable, high-volume bloom formula without complicated feed schedules or proprietary water adjustments.
- Complete nutrition in one product. The formula includes macronutrients, micronutrients, and amino acids in a single powder, covering the full nutritional profile required during flowering. Growers can run it as a standalone base nutrient without additional bloom additives if they prefer a simplified program.
- Universal water compatibility. Unlike some concentrated liquid nutrients that require pH adjustment or specific water chemistry to perform correctly, CYCO Commercial Bloom is designed to work with all water types at standard mixing ratios. There is no need to change the dose or mixture depending on local tap water quality.
- Clean dissolution — no clog risk. The powder dissolves completely clear in solution and leaves no residue in reservoirs, emitters, or irrigation lines. This is particularly important in drip systems and recirculating setups where undissolved particulates can block emitters or foul sensors over time.
- Commercial pack size reduces per-gram cost. At 20 kg, this bag is sized for commercial greenhouse and large-scale indoor production facilities where buying nutrient in small bottles is not practical. The bulk format lowers cost per gram compared to retail-sized packages.
- Flexible additive compatibility. While the product can be used as a complete standalone nutrient, it is also formulated to accept supplemental additives when a grower wants to dial in specific results. The base formulation does not preclude the use of bloom boosters, enzymes, or beneficial microorganism products.
Best Uses for CYCO Commercial Series Bloom
This product is suited to large-scale production environments and growers who prioritize consistency and ease of mixing during the bloom phase.
- Commercial greenhouse production. The 20 kg bag format is designed for operations that mix large volumes of nutrient solution weekly. Commercial tomato, pepper, cucumber, and cut-flower operations benefit from the consistent NPK delivery and the elimination of multi-part bloom nutrient programs.
- High-volume recirculating hydroponic systems. In deep water culture (DWC), NFT, and large recirculating drip systems, the clean dissolution and no-residue profile keeps reservoirs, pumps, and irrigation hardware cleaner between reservoir changes. Weekly reservoir changes are recommended for best results.
- Coco coir and rock wool production. CYCO Commercial Bloom is explicitly suited to inert substrate cultivation including coco coir and rock wool slabs. These media require a complete nutrient solution since they contribute no natural fertility — the full spectrum of macros, micros, and aminos in this formula covers that requirement without supplementation.
- Soil-grown crops at scale. For soil-based production, the product can be applied as a weekly feed, alternating with plain water to prevent salt accumulation. The mild and full strength dosing options let growers match feed intensity to crop type and growth stage without switching products.
- Facilities transitioning from multi-part nutrients. Operations looking to reduce the number of stock solutions they manage during bloom can use CYCO Commercial Bloom as a single-product replacement for two- or three-part bloom nutrient programs. If you are also building root mass during early bloom, pairing this with a root-development product like Heavy 16 Roots can support transition-phase plant health.
Compatibility
CYCO Commercial Series Bloom is compatible with the full range of hydroponic growing media and delivery systems, and works with all water types without adjustment to the mixing ratio.
Growing systems: Drip irrigation (recirculating and drain-to-waste), deep water culture (DWC), nutrient film technique (NFT), rock wool slab systems, coco coir in pots or bags, and conventional soil. The product performs consistently across these systems at the same dose rate, which reduces feed-chart complexity in facilities that run multiple growing methods simultaneously.
Water types: Formulated to perform in soft water, hard water, reverse-osmosis water, and standard municipal tap water. No changes to the mixture or dose are required based on source water type, which simplifies operations in regions with variable municipal water quality.
Additive compatibility: The product is compatible with common hydroponic additives including bloom boosters, enzyme products, and beneficial organism inoculants. When running microbial products such as Advanced Nutrients Tarantula, ensure the nutrient solution EC is within a range that supports microbial viability. Always add additives to the reservoir after dissolving the base nutrient.
Plant types: Formulated for fruiting and flowering crops. Well-suited to high-demand crops such as tomatoes, peppers, cucumbers, and cannabis, as well as cut flowers. Adjust dose rate based on plant sensitivity — use mild strength for delicate plants and full strength for robust, high-demand crops.
Dosing Guidelines
The following guidelines are drawn from the manufacturer’s published dose recommendations for CYCO Commercial Series Bloom. Always measure by weight (grams) for accuracy at scale; the teaspoon measurement is provided for small-batch or trial mixing.
Standard dose rate: 1–2 teaspoons per gallon of fresh water, or 5–10 grams per 4 liters of fresh water. Use the lower end of this range for delicate or sensitive plant varieties and for seedlings that have recently entered the bloom phase. Use full strength for established, robust plants during peak flowering and fruiting.
Hydroponic reservoirs: Mix the powder into fresh water before introducing to the reservoir. Change the nutrient reservoir on a weekly schedule to prevent salt accumulation and maintain consistent EC and pH. Monitor EC after mixing to confirm the solution is within the target range for your crop and growth stage.
Soil and soilless media (non-recirculating): Apply the mixed nutrient solution once or twice per week. Between nutrient applications, water with plain water to allow the substrate to partially dry and to flush excess salts. Do not apply nutrient solution every watering in soil; alternate with plain water to manage EC in the root zone.
Mixing order: Add powder to fresh water rather than adding water to the powder. Stir or agitate until completely dissolved — the solution will be clear when fully mixed. Verify pH and EC before applying to plants. Adjust pH if needed after mixing, as adding nutrient powder can shift solution pH.
For operations running organic or biological amendments alongside this product, consider pairing with a carbon-based supplement such as Earth Juice Hi-Brix Molasses to support microbial populations in the root zone when applying to soil.
How to Use CYCO Commercial Series Bloom
The following steps cover first-time setup and routine use for both hydroponic and soil applications.
- Measure by weight when possible. For commercial-scale mixing, use a calibrated scale to measure grams per batch rather than relying on volume measurements. Target 5–10 grams per 4 liters (approximately 1–2 tsp per gallon) depending on crop type and growth stage.
- Pre-dissolve in a small volume of water. For large reservoir batches, pre-dissolve the measured powder in a bucket of warm water before adding to the main reservoir. This ensures even distribution and avoids undissolved powder settling at the reservoir inlet.
- Add to fresh water in the reservoir. Fill the reservoir with fresh water first, then add the pre-dissolved nutrient solution. Stir or run the pump briefly to fully mix the reservoir. Avoid adding dry powder directly into a full reservoir as stratification can occur.
- Check EC and pH after mixing. Measure the electrical conductivity (EC) of the mixed solution to confirm it is within the target range for your crop’s current bloom stage. Adjust pH to the appropriate range for your growing medium — typically 5.8–6.2 for hydroponic media and 6.0–6.8 for soil.
- Apply and monitor plant response. Run the feed program for one week (hydroponic) or apply one to two times per week (soil). Observe leaf color, growth rate, and runoff EC. If signs of over-feeding appear (tip burn, leaf curl), reduce to the lower dose rate at the next application.
- Change the reservoir weekly (hydroponic). For recirculating hydroponic systems, replace the full nutrient solution weekly rather than topping off with fresh nutrient mix. This prevents salt accumulation and pH drift that can occur as plants selectively absorb ions from the solution.
- Store powder in a cool, dry location. Keep the bag sealed when not in use to prevent moisture absorption, which can cause caking. Do not store in humid environments or near heat sources. Properly stored, the dry powder has an extended shelf life compared to liquid nutrient concentrates.















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