CANNA PK 13/14 | Phosphorus & Potassium Flowering Booster for Hydroponics

CANNA PK 13/14 – Phosphorus & Potassium Flowering Additive

CANNA PK 13/14 is a highly concentrated phosphorus and potassium additive designed to support flowering and fruit development during the final stages of the plant growth cycle.

Its bioavailable formula contains 13% P₂O₅ and 14% K₂O, allowing these essential nutrients to be absorbed and utilised efficiently by plants. The formulation has been extensively researched and tested in laboratories and commercial greenhouses in the Netherlands.

Key Benefits

• Supports healthy flower and fruit development
• Provides bioavailable phosphorus and potassium
• Encourages efficient plant metabolism during flowering
• Fast-acting, concentrated formulation
• Suitable for hydroponic and other growing systems
• Designed to leave no harmful residues when used correctly

Why Do Flowering Plants Need PK 13/14?

Phosphorus supports energy transfer, root activity and flower formation, while potassium assists water regulation, nutrient transport and overall fruit quality. Supplying these elements at the correct stage helps plants meet the increased nutritional demands of flowering and fruit production.

Directions for Use

1. Shake the bottle thoroughly before use.
2. Prepare your normal full-strength nutrient solution.
3. Add 15ml of CANNA PK 13/14 per 10 litres of water—equivalent to 1.5ml per litre.
4. Apply approximately three weeks before harvest.
5. Use for 3–6 days only during a single flowering cycle.

Do not exceed the recommended dosage. Always monitor plant health and follow the feeding schedule appropriate for your crop and growing system.

Storage and Safety

• Over-fertilisation can damage plants and growing media
• Store tightly closed in a dark, frost-free location
• Keep out of reach of children
• Avoid contact with skin and eyes
• Use only as directed

Frequently Asked Questions

What is CANNA PK 13/14 used for?
It supplies concentrated phosphorus and potassium to support flower and fruit development during the late flowering stage.

When should CANNA PK 13/14 be used?
Apply it once, approximately three weeks before the expected harvest.

How much CANNA PK 13/14 should I use?
Mix 15ml per 10 litres of water, equivalent to 1.5ml per litre.

How long should I apply it?
Use the prepared solution for 3–6 days only. Do not continue applying it throughout the entire flowering cycle.

Can CANNA PK 13/14 replace a base nutrient?
No. It is a concentrated flowering additive intended to complement a complete base nutrient program.