Jack’s 5-12-26 Part A Fertilizer – 25 lb Bag

Professional Water-Soluble Fertilizer for Strong Root Development & Vigorous Plant Growth

Boost plant performance with Jack’s 5-12-26 Part A Fertilizer (25 lb) — a professional-grade, water-soluble formula designed to promote strong roots, vibrant blooms, and balanced growth. Ideal for commercial growers, greenhouses, hydroponic systems, and serious home gardeners.

This high-performance nutrient blend delivers essential macro and micronutrients for consistent, reliable feeding results.

Product Specifications

• Brand: Jack’s

• Formula: 5-12-26 (Part A)

• Weight: 25 lb Bag

• Type: Water-Soluble Fertilizer

• Application: Hydroponics, greenhouse production, soil & soilless media

• Use With: Calcium Nitrate (Part B program)

Key Features

🌱 Professional 5-12-26 Nutrient Ratio

Optimized balance of:

• 5% Nitrogen (N)

• 12% Phosphate (P₂O₅)

• 26% Potash (K₂O)

Designed to encourage strong root development, flowering, and fruit production.

💧 Fully Water-Soluble Formula

Dissolves quickly and completely for easy application through:

• Fertigation systems

• Drip irrigation

• Hydroponic reservoirs

• Hand mixing

🌿 Ideal for Hydroponics & Greenhouse Growing

Commonly used in commercial growing programs and two-part nutrient systems when combined with calcium nitrate.

📦 25 lb Commercial-Size Bag

Perfect for high-volume growers, nurseries, and professional operations needing consistent nutrient supply.

Recommended Uses

• Hydroponic vegetable production

• Greenhouse ornamentals

• Flowering plants

• Fruit crops

• Commercial nursery programs

• Controlled environment agriculture

Why Choose Jack’s 5-12-26?

• Trusted by professional growers

• Reliable nutrient consistency

• Promotes strong root systems

• Encourages bloom and fruit development

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