User Guide

Micromix Soil: User Guide

Micromix Soil is a high quality bacterial inoculant that has been formulated in collaboration with top universities in Europe. The specific bacteria strains are combined with a specific seaweed variety, Lithothamnium. This seaweed is a rich source of calcium, as well as more than 60 other rare elements. Lithothamnium also plays a role in pH […]

APTUS Family

Guestblog OERMOES

Hi! I’m Danielle den Hartog from Nieuwstadt (Limburg) in the Netherlands and in 2012 I started my own vegetable garden right next to our house on a small piece of land we could rent. I called the garden Oermoes, referring to ancient times in Dutch. I’m so happy and excited about it. Fresh air in your […]

APTUS Family

Project Herberg de Smidse

Our new vegetable garden is situated in Epen, in the heart of South-Limburg, the Netherlands. Yvo Creuse is the chef of Herberg de Smidse and he came to us with the desire of serving his guests vegetables grown on his own ground. Space wasn’t the issue, but especially in the first year knowledge and time investment […]

True Plant Science

Problems with Modern Agro

To enhance growth and protect crops against pests and diseases, the use of chemical NPK fertilizers and pesticides has become commonplace in modern agriculture. This has resulted in the disappearance of soil micro-organisms, the exhaustion of carbon from the soil, the disappearance of essential micro-elements (silicon, selenium), soil acidification and it has created weak plants […]


Aptus All-in-One Liquid

All-in-One Liquid is a 100% mineral based fertilizer suited for all mediums and systems. It can be used from the vegetative phase all the way through to flowering/maturation phase. The unique manufacturing process makes All-in-One Liquid less sensitive to pH-variations and therefore applicable in a wide pH-range. It contains essential elements: nitrogen, phosphorus, potassium and […]


Deficiency Poster

This poster gives you valuable information about possible plant deficiencies and how to solve them. It is very important to understand how certain nutrients react with each other. They can react in a synergetic way or in an antagonistic way. If you don’t understand these interactions, you may over-supplement with a specific nutrient in attempt […]


Mixing Nutrients

This video shows you exactly how to properly mix Aptus nutrients to let your plants reach their full potential and ultimately maximize your yield. The most important lesson in this video: Always add Regulator first! You can find detailed mixing instructions in various videos on our YouTube channel, which you can find here: Aptus YouTube.   […]


No Life Without Enzymes

Every living creature needs enzymes. Enzymes are indispensable for many important bio-chemical processes in our body. Plants also rely on enzymes to function as a catalyst for bio-chemical reactions that are involved in mineralisation, plant defence and interaction with the growing medium. Without the many types of natural enzymes, plant life as we know would […]