GH Ripen
GH Ripen
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GH Ripen

General Hydroponics
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General Hydroponics Ripen

Ripen® 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production. It is highly concentrated to provide macronutrients that are primarily responsible for flower and fruit growth.

Ripen is a liquid nutrient that has been specifically engineered and developed to provide these essential macronutrients in your high value crops life.

Use Ripen during the final one-to-two weeks to promote robust flower and fruit production.

Think of Ripen as an investment in your plants.


  • Cost effective and concentrated this easy to use liquid formulation is highly soluble allowing for easy mixing.

  • Balanced ratios of phosphorus and potassium allow for calculated doses of vital macronutrients increasing aroma (terpenes) and oil concentration.

  • Use along with any Hawthorne® brand base nutrients and supplements to encourage your plants to live up to their potential of producing huge sticky flowers.

  • High phosphorus and potassium encourages the production of flowers for maximum productivity and yield and pushes plants to produce an increased number of flowering sites.


  • Add 5 mL per gallon during the last two weeks prior to flush

  • Add Ripen LAST in your reservoir to ensure maximum solubility

  • During the second to last week of fertilization, add 5 ml per 3.79 L (1 tsp/gal) in addition to your regular feeding program.

  • During the FINAL WEEK of fertilization, use ONLY Ripen at a rate of 5 mL per gallon. It is specifically designed to be staged in this manner and to be used as a stand-alone supplement

  • Ripen can be used with both re-circulating and drain-to-waste growing styles

  • Do not over apply and use only as directed