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All products of Ad Terram Crop Support are 100% organic, 100% free of any residu and can be used in biological farming. The products have been certified by SKAL, Ecocert, FIBL Switzerland & FIBL Deutschland.

Optimum Leaf

Optimum Leaf is a bio-stimulant which gives your plants strength and a higher tolerance against a biotic stress factor. Optimum leaf is 100% organic and certified by a range of institutes in a range of countries. Optimum Leaf is available as a concentrate and can be diluted just before spraying to the advised concentration.

Optimum Bulb

Optimum Bulb is our bio stimulant especially made to help bulb crops to get a head start and create an environment for the bulbs such as tulips, potatoes, lily etc. To create a better root system and help the plant to take up those essential micro elements easier in order for it to become stronger and healthier.

Optimum Seed

Optimum seed increases the seeds ability of taking up micro elements easier without setback of the germination. Optimum seed is 100% organic and certified by a range of institutes in a range of countries.