Osmocote Blend, 18-5-12 with Quikstart Fertilizer, 5 to 6 Month, 50lb Bag

Out of stock

Estimated in stock on Jun 18, 2025

SKU
ICL185126QS
$112.45

Efficient Osmocote 18-5-12 blend with Quikstart for rapid nutrition!

The ICL185129QS Osmocote Blend 18-5-12 5-6M Quickstart is a powerful and proven nutrient blend designed for nursery and landscaping professionals. This product features a unique resin-based coating that releases nutrients based on soil temperature, ensuring safe and effective nutrition for outdoor plants. The blend of coated and uncoated NPK cores, enriched with Step Hi Mag micronutrients, provides a quick green-up effect when activated by water. With elevated iron levels for vibrant color and a consistent nutrient supply throughout the season, this product is ideal for greenhouse and nursery container plants, foliage production, and landscaping needs. Easy to incorporate and apply, it is a cost-effective and reliable solution for promoting strong growth and healthy plants. Before implementing a new fertilizer program, conduct a product trial and verify the analysis and application rates for optimal results.
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Product Information


Product Specs
  • NPK: 18-5-12
  • Bag Weight (pounds): 50
  • Lifespan (months): 5 to 6
  • Composition: A blend of roughly 90% Osmocote coated prills and 10% non-coated NPK prills
  • Application: Greenhouse and nursery container plants, foliage production, and landscaping
  • Safety: Outdoor use only
  • Storage: Store in a clean, cool, dry place
Product Features
  • Osmocote resin coating activated by soil temperature
  • Suitable for nursery, landscape, and outdoor use
  • Blend of Osmocote coated prills and non-coated NPK for quick start
  • Contains Step Hi Mag micronutrients for strong plant growth
  • Heavy nutrition supply early in growth cycle
  • 100% resin coated cores with NPK and essential micronutrients
  • Quickstart formulation for an early nutrition charge
  • Provides a safe and consistent source of nutrition throughout the season
  • Can be incorporated into growing media or surface applied in the container
  • Quickstart formulation for early nutrition delivery and elevated iron levels for brilliant color
Product Shipping Weight
  • 50 pounds
Frequently Asked Questions
1. What is Osmocote Blend 18-5-12 Quickstart made of?
Osmocote Blend 18-5-12 Quickstart is a mix of coated and uncoated NPK resin cores that provide a heavy supply of nutrition early in the growth cycle. Pre-blended with STEP Hi Mag micronutrients to ensure strong growth and healthy plants.

2. How can Osmocote Blend 18-5-12 Quickstart be used in gardening and landscaping?
It is suitable for greenhouse and nursery container plants, foliage production, and landscaping. Can be incorporated into growing media or surface applied in the container, providing a safe and consistent source of nutrition throughout the season.

3. What are the key features of Osmocote Blend 18-5-12 Quickstart?
100% resin-coated homogenous cores contain NPK plus essential micronutrients. Special Quickstart formulations deliver a charge of nutrition early in the growth cycle, while also containing elevated iron levels for brilliant color.

4. How should Osmocote Blend 18-5-12 Quickstart be applied for optimal results?
For incorporation, blend into growing media to ensure uniform distribution of cores. Avoid over-mixing to prevent damage to the fertilizer coating. Best applied within two to four weeks after incorporating into the growing media and irrigation should follow application with adjustments based on crop production cycle and environmental conditions.

Additional Product Information
  • Instructions
    • Consult rate tables printed on bag labels and product sheets.
    • Blend into growing media for uniform distribution. Do not over mix to avoid damaging fertilizer coating.
    • Use growing media within two to four weeks after incorporating fertilizer.
    • For top dress applications, spread fertilizer evenly on container surface, and irrigate after application.
    • Conduct a product trial before making full-scale changes to standard cultural practices.
    • Exercise caution when applying to plants being overwintered under cover.
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