Controlled release fertilizers

ProTurf12-5-20+2CaO+2MgO is for use from mid-May until mid-autumn, with high solubility, stress-busting magnesium and fine granules for greater impact per m².

ProTurf 15-6-15+7CaO+2.5MgO’s mini-granules deliver gradual nitrogen release thanks to their Poly-S coating, while magnesium provides sustained color and reduced stress.

ProTurf 20-0-7+3CaO+3MgO is the ideal first controlled-release fertilizer of the season, promoting healthy, balanced growth from early spring until mid-June.

SierrablenPlus Stress Control 4-5M prepares your turf for winter so you have lush green grass in time for spring. 

Sierrablen 14-5-21+2MgO responds quickly even in lower temperatures, and ideal for the second half of the growing season, with magnesium for a quick blast of color.

Sierrablen 15-0-25+4MgO is fast-acting and perfect for application ahead of stressful conditions.

Sierrablen 16–25–12 is for laying new turf or over-seeding; it reduces the risk of burning your young grass, while phosphate boosts root growth and the controlled nitrogen release encourages rapid establishment and a dense sward.

Sierrablen 16-8-16+5MgO+0.5Fe is a balanced NK fertilizer for tees, fairways, and sports fields with magnesium and iron to boost color.

Sierrablen 22-0-20 has a balanced N and K content and is designed for optimum results from spring to autumn.

Sierrablen 22-6-11 provides enough nitrogen to feed your grass plants for 8-9 months, releasing it during optimal growing conditions.

Sierrablen 24-5-10+2Fe gives 4-5 months’ constant growth and is ideal for the first half of the growing season.

Sierrablen 27-5-5-Fe needs just one application a year, is a good base food at low rates and is compatible with other nutrients.

Sierrablen 28-5-5-Fe provides enough nutrition for the whole growing season in one application, with controlled nitrogen release for up to six months of constant growth.

Sierrablen 31-5-7 responds immediately, even in poor growing conditions, and promotes healthy, balanced turf growth at the start of the season.

Sierrablen 38-0-0 releases small amounts of readily available nitrogen and helps to pre-stress condition your turf.

Give your shrubs, field-grown trees, newly-planted stock, and other soil-grown crops a nutrient-rich boost with Sierrablen® Flora. This controlled-release fertilizer uses ICL’s patented PACE coating technology, ensuring your plants never lose out on their nutrient intake, even under increased soil moisture levels. No matter the soil type, your plants will receive all available nutrients at exactly the same rate. You can also use this product for topdressing or general maintenance dressing.

When seeking active growth for active endeavors, look no further than Sierrablen® Plus Active 3M. This high nitrogen and potassium controlled release fertilizer is ideal for spring and fall applications. With ICL’s patented Poly-S coating technology, your turf will benefit from a controlled 3-month nutrient release. Aid stress recovery and improve overall plant health thanks to its full trace element package. Boost your turf’s color and hide stress symptoms thanks to its added magnesium content.

When actively seeking active growth, reach for Sierrablen® Plus Active 4-5M. Thanks to ICL’s patented Poly-S coating technology, this controlled-release nitrogen and potassium-rich fertilizer provides a 4-5 month sustained nutrient release, ideal for both spring and summer applications. The included full trace element package means you can promote stress recovery and increase overall plant health. Hide stress symptoms and boost your turf’s vibrant color with its added magnesium content.

Sierrablen Plus Autumn & Winter is potassium-rich and designed for use in late summer and autumn ahead of winter, while the lower nitrogen content keeps growth steady.

Sierrablen Plus Mini 38-0-0 has controlled-release nitrogen for 2-3 months’ continuous growth during optimal growing conditions so you pre-stress condition the plant.