Dutch Pro Cal Mag 1L Plant Care low cost RVK fan is

low cost RVK fan is highly-reliable and maintenance-free

For use in the last 4-6 weeks of flowering

it no longer emits a negative charge

Created for soil and coco coir growers the system uses 16mm feed pipe to ensure no clogging up of the system – as it feeds your plants nutrients

whether you decide to have your reservoir in or outside of your growing environment

Dutch Pro Cal Mag 1L Plant Care low cost RVK fan isDutch Pro Calmag is a supplementary additive that will correct deficiencies of magnesium and calcium. Fast growing plants can quickly get through the available elements and growth can suffer if more is not provided. Thats where Calmag comes in! The concentrated formula addresses the lack of elements and helps get the plant back on track. Dutch Pro have also included some nitrogen in the mix to boost plant growth. As it is one of the big 3 macro