Bio-Bizz All-Mix is the most popular brand of soil mix at Holland Horticulture. It has been developed to be the best potting soil for organic cultivation and has been a true market leader for many years.

BioBizz Light Mix is ideal for growers who want a soil base for finer control over their plant growth by applying liquid fertilisers right from the start. Larger amounts of fertiliser can be applied to any kind of plant without the risk of getting nutrient burn from overloading the soil.

BioBizz Light-Mix is a lightly fertilised soil, ideal for younger plants when All-Mix would be too strong, or those who want a finer control over the feeding regime by using liquid nutrients. Light-Mix is fully organic that's been OMRI and SKAL certified.

BioBizz Bio Heaven is a 100% organic biological stimulant for your plants. Containing a range of carefully selected natural ingredients, Bio Heaven will turbo charge your plants, enhancing vegetative growth, increasing the root system development and giving superior blooming performance.

BioBizz Root Juice provides explosive root growth, accelerated nutrient uptake, stronger plants resistant to disease and stress, including high EC values.

BioBizz Alg-A-Mic is an extract made from high grade organic seaweed concentrate that’s been extracted using the cold pressed method rather than using chemical solvents.

BioBizz Fish Mix is a complete, all-organic fertiliser designed for use with all soil mixtures. As one of the first organic fertilisers to hit the Netherlands, Fish Mix has steadily built an international reputation as being an outstanding plant fertiliser. Even with today’s competitive market it is still considered one of the best organic products out there.

Developed to be the best potting soil for organic cultivation, BioBizz All-Mix consists of a mixture of 20% sphagnum peat moss, 35% garden peat, 10% high quality worm manure, 30% perlite and 5% Pre-Mix.

BioBizz Acti·Vera is a 100% organic botanical activator, derived from the aloe vera plant it aids your plants by protecting the immune system, breaking down sugars, accelerating the metabolism rate and increasing the absorption of available nutrients.

Although BioBizz are better known for their soil range, Coco-Mix is their 100% organic, OMRI listed, coco coir grow medium. BioBizz Coco-Mix can be used on its own, as a replacement for rockwool in hydroponic systems and also in a mix with clay pebbles depending on your grow method.

BioBizz Bio Grow is an organic growth promoter and the complete fertiliser contains everything your plants may need: enriched with 70 trace elements, natural sugars, humic acids, kelp and vitamins B1, B2, C and E. 

BioBizz Leaf Coat is a 100% organic plant strengthener, used to form a protective barrier over your plant leaves to repel harmful insects and fungi. It is made from natural latex, plant waxes, seaweed (kelp) and fish oil and works to cover the leaf with a thin rubbery coating. This barrier deters the feeding of insects but does not affect the plant.

Say “hello” to the newest member of the Biobizz family. Called Bio pH-, it has been designed especially for the organic farming sector. Biobizz Bio pH- is an aqueous solution made of citric acid and found naturally in different citrus fruits, such as lemons.

Biobizz Bio·pH+ is a humic acids based formulation harvested from natural sources, especially designed for the growers that want to keep everything organic in their grow, from seed to harvest.

Biobizz Calmag has been designed for the professional grower and the hobbyist that needs an extra of Calcium and Magnesium in their grow. Ca and Mg are essential elements for proper plant growth and blooming, as they play a key role in cell production and photosynthesis.

The perfect mix for first time grows and for reusing substrates. Pre·Mix combines the qualities of different organic fertilizers, rock meals, trace elements, and fungi – all in just the right quantities in one convenient and versatile pack.

Biobizz Microbes is a complete consortium of microorganisms, enzymes, and beneficial fungi that stimulates the process of germination and initial seedling growth, and helps the flowering stage. It improves the flow and uptake of essential nutrients as well as the final yield.

Worm humus, also known as vermicast, is the final product of decomposed material excreted by the king of the soil – the earthworm. This high-quality organic compost is made from 100% pure, organic worm castings that have been stringently lab-tested to ensure they don’t contain any farmyard waste, landfill waste or compost.

BioBizz Top Max is an all-organic flowering stimulant that encourages faster cell division during flowering. Top Max works by increasing the rate of cell division on fruiting and flowering plants, producing more tissues and increasing the production of transport sugars in blooms.