FoxFarm Open Sesame Soluble Fertilizer 5-45-19 - 2 lb - Jar

High-Phosphorus Flowering Feed for Early Bloom - 2 lb Jar

Plants entering flowering need a nutrient profile that shifts toward phosphorus. This soluble fertilizer has a 5-45-19 analysis, so the phosphorus share is high, and it is made for the early weeks of flowering. It goes to work at the root zone, whether you grow in hydroponic systems, containers or soil.

The 2 lb jar suits hobbyists and small to mid-size indoor growers who want to try a dedicated flowering booster or keep one on hand for regular feeding. Larger operations can stock multiple jars.

Key Features & Benefits

• 5-45-19 analysis — puts the emphasis on phosphorus for flowering.
• Soluble formula — mixes into water for root-zone feeding.
• Flexible use — works in hydroponic systems, containers and soil.
• Early-flowering timing — targets the weeks when bloom development begins.
• Jar format — compact and easy to store.

Who Should Use FoxFarm Open Sesame Soluble Fertilizer

Growers moving plants from vegetative growth into flowering, in any medium, who want a phosphorus-forward supplement.

About FoxFarm Open Sesame Soluble Fertilizer

FoxFarm Open Sesame is a soluble fertilizer with a 5-45-19 NPK analysis, sold as a 2 lb jar. It is designed for the early weeks of flowering.

Frequently Asked Questions

Q: When should I start using it?
A: It is intended for the early weeks of flowering. The manufacturer's tip is to feed every other watering, starting at about the fifth or sixth week of a plant's life.

Q: Can I use it in hydroponic systems?
A: Yes, it is designed for hydroponic systems, containers and soil. Because it is soluble, it can be delivered through the water at the root zone.

Q: What does 5-45-19 mean?
A: The three numbers are the nitrogen, phosphorus and potassium (NPK) analysis. This product is highest in phosphorus.

Q: How is a high-phosphorus fertilizer different from a general feed?
A: A general feed balances the three main nutrients for steady growth. A high-phosphorus product emphasizes phosphorus for the flowering stage.

Q: How big is the jar?
A: The jar measures 3.7 x 3.7 x 5.7 in and holds 2 lb of product.