|
HS Code |
246058 |
| Product Name | Controlled Release Fertilizer |
| Type | Fertilizer |
| Release Mechanism | Slow and controlled nutrient release |
| Primary Use | Agricultural and horticultural crop nutrition |
| Nutrient Content | NPK (Nitrogen, Phosphorus, Potassium) and micronutrients |
| Coating Material | Polymer or sulfur-based |
| Application Frequency | Reduced compared to conventional fertilizers |
| Release Duration | Weeks to months depending on formulation |
| Solubility | Low; nutrients released gradually |
| Environmental Impact | Reduces nutrient leaching and runoff |
| Form | Granular or prilled |
| Storage Conditions | Cool, dry place |
| Color | Varies, often white, yellow, or green granules |
| Shelf Life | 1-2 years if stored properly |
| Suitable Crops | Vegetables, fruits, ornamentals, turfgrass |
As an accredited Controlled Release Fertilizer factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
|
Nitrogen Release Rate: Controlled Release Fertilizer with a nitrogen release rate of 3% per week is used in greenhouse vegetable cultivation, where it ensures consistent nutrient availability and promotes uniform crop growth. Coating Thickness: Controlled Release Fertilizer with a polymer coating thickness of 80 microns is used in horticultural nurseries, where it reduces nutrient leaching and improves root development. Particle Size: Controlled Release Fertilizer with a particle size of 2–4 mm is used in turfgrass management, where it provides even nutrient distribution and prevents patchy growth. Stability Temperature: Controlled Release Fertilizer stable up to 45°C is used in tropical plantation agriculture, where it maintains controlled nutrient release under high-temperature conditions. Nutrient Content: Controlled Release Fertilizer with 18-6-12 N-P-K nutrient content is used in potted ornamental plants, where it supports balanced foliage and floral development. Release Duration: Controlled Release Fertilizer with 120-day nutrient release duration is used in forestry seedling production, where it minimizes the need for repeated fertilization and enhances seedling vigor. Moisture Sensitivity: Controlled Release Fertilizer with low moisture sensitivity is used in arid region crop production, where it minimizes premature nutrient release during irrigation. Solubility Index: Controlled Release Fertilizer with a low solubility index is used in rain-fed cereal farming, where it decreases nutrient runoff and increases fertilizer use efficiency. |
| Packing | Sturdy 25 kg woven polypropylene bag, labeled "Controlled Release Fertilizer," moisture-resistant, resealable, with product details and safe handling instructions. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Controlled Release Fertilizer: Securely packages 20-25MT pallets/bags, moisture-protected, optimized for safe, efficient global transport. |
| Shipping | **Shipping for Controlled Release Fertilizer:** Controlled Release Fertilizer should be shipped in sturdy, sealed containers, such as bags or drums, labeled according to local regulations. It must be kept dry, away from direct sunlight, heat, and incompatible materials. Follow all safety guidelines for storage and transport, ensuring proper documentation accompanies each shipment. |
| Storage | Controlled Release Fertilizer should be stored in a cool, dry, well-ventilated area away from direct sunlight, moisture, and sources of heat or ignition. Keep containers tightly sealed and clearly labeled. Avoid storage near incompatible materials such as strong acids or alkalis. Store above floor level to prevent water damage and maintain product integrity for optimal nutrient release. |
| Shelf Life | Controlled release fertilizer typically has a shelf life of 2-3 years when stored in cool, dry conditions away from direct sunlight. |
Competitive Controlled Release Fertilizer prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ascent-chem.com
Flexible payment, competitive price, premium service - Inquire now!
In the chemical manufacturing business, it matters how nutrients reach crops. We have seen the struggles of growers who work hard to get every bit of value from each season. Standard fertilizer can lead to fast flushes of growth but also hot spots, burned roots, or wasted nutrients that leach into waterways before roots absorb them. Our Controlled Release Fertilizer keeps nutrients available over a set period, cutting down losses to runoff or volatilization. We design every batch so that nitrogen, phosphorus, and potassium release in sync with crop uptake.
Growers notice the improvement in field consistency. They avoid nutrient surges that stunt root systems or overload leaf tissue. Instead, crops feed steadily over weeks or months. This feeds into better resilience to drought or temporary flooding. Our team has worked on getting coating thickness just right to suit everything from corn to greenhouse vegetables.
Our Controlled Release Fertilizer comes in different grades. Some markets need high nitrogen. Perennial nuts and fruit trees do better with extra potassium. Rather than one-size-fits-all, we tune nutrient ratios and adjust coating tech for each crop system. For example, the 40-0-0 formula, coated for medium-release, handles summer grains where leaching loss can spike after a heavy rain. For nursery stock and container plants, we use finer, denser granules so that every plant in a pot picks up the right amount.
Over years in this field, we have responded to a range of soil types, climates, and irrigation practices. Sandy soils drop nutrients fast; heavy soils tie them up. Traditional broadcast fertilizer often leaves too much for guesswork. Our controlled release products minimize those swings. Farmers tell our field teams about more even stands and less need for midseason side-dress applications. Consistent performance beats chasing after lost nutrients.
Coating chemistry lies at the heart of controlled release. We have invested in improving polymers and sulfur coatings for decades. Some early versions cracked or let nutrients burst out in heat waves. Now, our granules withstand tough shipping, high humidity, and mechanical spreading—real-world conditions that make a difference in field results.
Release curves from our lab tests match what real growers see: a predictable nutrient supply, tailored to local weather and crop season length. For instance, in high-value crops like strawberries or peppers, growers use our quick-to-medium release models to match fast vegetative growth. Turf managers—who need green color without surge growth—lean on our slower formulations to keep sports fields playable.
Feeding crops should not require complex planning or extra labor. Controlled Release Fertilizer streamlines this process. Many growers now apply once at planting and leave the rest to the slow, steady release of nutrients under the coating. This saves trips across fields, lowers fuel use, and frees up crews for other jobs during the busy season. Compared to daily or weekly liquid feedings, the savings become obvious. One pass delivers measured results.
Some old products dust up in broadcast spreaders or clump in bins. Years of testing have refined our granule size and anti-caking agents, cutting down clogging and giving even coverage. We work with growers who have small, no-till drills as well as those running wide booms. Product flows well in the field and lasts in storage. Fertilizer that sits at the base of a plant, not floating down the drainage ditch, benefits everyone involved.
Years ago, nutrient run-off barely made local news. Now, the impact of leached fertilizer shows up in groundwater and algae blooms downstream. As manufacturers, we carry a responsibility to offer better alternatives. Controlled release puts nutrients close to plant roots, not fish downstream. Studies confirm that our products deliver higher nutrient use efficiency, slashing losses compared to conventional broadcast fertilizer.
Smaller application rates, less volatility, and less leaching help meet regulatory demands. Many growers in areas facing nitrate restrictions have moved to our medium-release lines, keeping local water cleaner and raising field productivity. We take pride in helping partners comply with rules while protecting future farm value.
Many farmers start out wary. Standard granular or urea-based fertilizer hits hard and fades fast. It can push crops to vegetative growth at the expense of roots, or burn young plants if rains do not come. Our controlled release formulas lower those risks. Crops get steady growth, better stand count, and higher dry matter at harvest.
We've run side-by-side trials on wheat, corn, soybeans, and dozens of horticultural crops. Year after year, controlled release feeds match yield goals with less fertilizer used per acre. They also reduce weed pressure, as surges of available nitrogen in broadcast forms unintentionally feed competing species. Our products focus nutrition where it matters.
Running a warehouse brings its challenges. Products need to hold up to handling, stacking, and shipment from cold winter to humid midsummer. Controlled Release Fertilizer holds granule shape in tough storage conditions and does not clump after opening. Our field support teams help dealers keep bins clean. Ranchers and fruit growers alike appreciate a product they can store from one season right into the next without worries of caking or hardening.
Safety always gets our attention. Our coating processes cut down dust, lowering worker exposure and equipment wear. Labeled guides show clear application rates; no third-party dilution or mixing that complicates the process. We've worked with ag educators and extension offices to clarify safe practices across row crops, fruits, turf, and trees.
Some innovations fade once they leave the lab. Ours have seen service from broad-acre row crops in the Midwest to high-value greenhouse lettuce in Asia. Under pivots, in hand-watered plots, and in orchards growing under rain-only schedules, the feedback stays similar: fewer nutrient surges, less labor needed, better root health, more even harvest results.
Old chemical recipes relied on weather luck and rainfall. Our controlled release lines grow out of years working alongside growers dealing with changing rainfall, unpredictable temperature spikes, and new disease pressures. Consistent nutrition matches yield targets even when field conditions take a sudden turn.
Fertilizer cost hits the budget each season. We watch market cycles and commodity pricing, just like our customers. Controlled Release Fertilizer usually covers a higher up-front price, so we encourage careful comparison: more yield, fewer applications, reduced need for extra weed or disease controls. In our own long-term trials, farms running the same acreage with controlled release walk away with less wasted fertilizer, steadier income, and fewer off-season headaches with regulatory reporting.
Hidden breaks in application equipment or uneven application do not sabotage crop stands. Mistakes that used to cost a harvest now get hidden by the slow, measured upswing of available nutrients. This product does not just ride out good seasons; it saves bad ones from going off the rails.
Every controlled release granule we ship reflects stories from the field: new irrigation pivots in Kansas, berry packing sheds in Canada, city contractors maintaining sports lawns, palm tree nurseries in hot, dry regions. We build on feedback and field data. Our research staff spend less time tinkering with theoretical models and more time tweaking formulas that serve practical needs—be it longer or shorter release curves, thicker coatings for rainier seasons, or custom blends for niche fruit crops.
We walk plots to check rooting and spent granules at season’s end. Slow breakdown signals more efficiency, while too-fast release tells us to adjust coating layers. Grower trust does not get won in a lab; it grows over many seasons, with every batch of steady, reliable yield.
Younger growers step in with new ideas and energy. They bring drones, sensors, and real-time satellite imagery to the job. Controlled Release Fertilizer fits these systems—feeding crops in sync with digital prescriptions and variable-rate spreaders. Because every patch of field can get the right feed, we support a technology-friendly approach. More precise application reduces waste and avoids overfeeding.
We have hosted field days so growers can see firsthand the way our fertilizer interacts with roots at all stages. By tracking yields, soil tests, and environmental runoff data, we keep improving. Feedback loops speed up, but our hands-on manufacturing process—the granule thickness, homogenous nutrient load, reliable coating—still drives the final result.
Water-sharing rules, export standards, and consumer worry about residues show no sign of slowing. We keep Controlled Release Fertilizer adaptable to these new realities. Granule integrity keeps nutrient loss low, letting crops finish strong even if water becomes scarce or rules tighten. Crop advisors help us adjust formulas for tomorrow’s crop mixes—changing more in a decade than in the previous half-century.
We follow not just large row-crop patterns, but specialty markets—blueberries, tree nuts, herbs, vineyards, golf courses, public parks. Farmers and land managers see the same benefit: predictable, consistent crop quality, fewer setbacks from nutrient loss, and protection for the land beyond just this harvest.
We operate as a manufacturer committed to real-world results, not just a supplier. Hands-on work with growers shapes every improvement. We keep one eye on proven success, the other on new field challenges. By dealing directly with soil, weather, and root health, controlled release sets the pace for season-long performance. Decades of manufacturing chemical products, combined with open ears to those who feed their communities, help our Controlled Release Fertilizer stand out where it counts: in every crop row, greenhouse, orchard, and field that depends on reliability.