Osmocote Classic 18-6-12 8-9mo. Fertilizer | 50lb (40/PL)

Consistent Long-Duration N-P-K Feed for Nursery Production, 8-9 Month

Extended nursery and landscape production cycles need a base fertilizer that delivers nutrition consistently for the whole duration, not one that tapers off unpredictably partway through. Osmocote Classic 18-6-12 is a homogeneous Osmocote N-P-K formulation built to deliver nutrition consistently within its specified 8-9 month longevity.

Sold as a 50lb bag, 40 per pallet, 8-9 month release, homogeneous resin-coated N-P-K.

Key Features & Benefits

• Homogeneous Osmocote N-P-K — delivers nutrition consistently within its specified 8-9 month longevity.
• Broad labeled use range — nursery, foliage, greenhouse production, container gardens, interiorscapes, landscapes.
• 18-6-12 nitrogen-forward ratio — suited to nursery stock and landscape plantings needing sustained nitrogen.
• Micromax Micronutrients pairing recommended — for optimum results, incorporate the two together.

Who Should Use Osmocote Classic 18-6-12 (8-9mo.)

This fits nursery, greenhouse, and landscape growers who want a consistent, long-duration N-P-K base feed across a broad range of container, interiorscape, and landscape applications.

About Osmocote Classic 18-6-12

Osmocote Classic is manufactured by ICL Growing Solutions as the original homogeneous resin-coated Osmocote N-P-K line. This 18-6-12 formulation is positioned as a nitrogen-forward long-duration feed within that line.

Frequently Asked Questions

When and how should this fertilizer be worked into media?

Blend it into growing media at planting for nursery, foliage, or landscape production, since it's designed to deliver nutrition consistently across its full 8-9 month window rather than needing a mid-cycle reapplication. For optimum results, incorporate it alongside Micromax Micronutrients.

What does 'homogeneous' mean for this fertilizer's performance?

Homogeneous Osmocote N-P-K delivers nutrition consistently within its specified longevity, meaning every granule carries the same nutrient ratio rather than a mix of differently-loaded particles. That consistency is what keeps feeding predictable across the full 8-9 month cycle.

What settings is this formulation suited for?

It's labeled for nursery, foliage, and greenhouse production, container gardens, interiorscapes, and landscapes. That broad range makes it a flexible long-duration base feed across multiple production types.

Should this be combined with a micronutrient supplement?

Yes, for optimum results, incorporate it in combination with Micromax Micronutrients. The 18-6-12 formulation covers major nutrients while Micromax rounds out trace-element availability in the root zone.

What size and packaging is this listing?

It ships as a 50lb bag, 40 per pallet, with an 8-9 month homogeneous resin-coated release. That volume suits commercial nursery and landscape operations running extended production cycles.