The best Multi-Purpose Natural Cleaner one can have - Liquid Vegetable Black Soap (Potassium Soap) is a versatile, eco-friendly solution made using the traditional saponification method of vegetable oils and potash in water.

Why do you need this?

100% Naturally Sourced Ingredients – No biocides, toxic chemicals, or harmful substances. Made exclusevly with plants and vegetable fats.
Biodegradable – Breaks down in water, releasing potassium as a natural fertilizer to correct plant deficiencies.
Safe for Wildlife, People & Pets – It does not harm humans, animals and beneficial insects or pollinators. Beneficial to soil microoganisms and fungi.
Compatible with Fertilizers & Conditioners - It can be use in paralel with other treatments you apply in your fruits, veggies and flowers (except acidic pH treatments or those containing metals and sulfur) or during fertilisation or soil conditioning.
Correct minor Potassium deficiencies - Thanks to its potassium salt content it also functions as a fertilizer, and nourishes plants by correcting potassium deficiencies.

A powerful yet gentle eco-friendly solution that supports plant health, effective cleaning, and sustainable agriculture.

Liquid Vegetable Black Soap Castalia®

7,50 €

Quantity

Content: 250ml

Active ingredients: vegetable fats and potash water

Manufacturer: Jabones Beltrán®
As an agricultural cleaning agent: Effectively removes dirt, insect honeydew, mould, fungi, and resin from leaves and shoots.

Dilute 2% with lukewarm water (20ml in 1 litre)

As a agricultural humectant: Quickly removes stubborn stains, fats, oils, hydrocarbons, charcoal, and organic residues.Ideal for cleaning tools, floors, work surfaces, and machinery in both domestic and industrial settings.Odor-free and easy to rinse, making it a convenient and efficient cleaning solution.

Dilute 5% in lukewarm water (50ml in 1 litre).
The Castalia product range is manufactured by Jabones Beltrán, a family business founded in Castellón in 1921, which produces natural soaps for household cleaning and laundry, as well as cosmetic use, and in addition a range of agricultural cleaning treatments.

At Jabones Beltrán they uphold an ethical and responsible approach to their business at all levels. They have developed and optimized to the maximum their sustainable manufacturing processes so to respect both the environment and society. They also ensure they keep their responsible energy use to the minimum.

GREEN EMBASSY

Liquid Vegetable Black Soap Castalia®

Product specification

Instructions & Dilution

Sustainability Commitment