HydroPassion - MC4 -5g


MC4 is an endomycorrhizal inoculant. It is to be applied by watering and will increase the yield and quality of the crops.

MC4 will stimulate the growth of your plants as well as flowering, it also increases the resistance of plants to diseases.

€17.99 Save 10%
Tax included
In stock - Express shipping available

Pay with a credit card in 3, 4, or 10 installments.

Paypal, Bank transfer, Purchase order

24-hour delivery

Free delivery for orders over 100€ - Pick-up point/home delivery

Expert farmers

At your service by phone, email, chat.

Need information, a quote?

Monday to Friday from 10am to 12pm and 2pm to 5pm.

Starting a cultivation under horticultural LED lights

10 advantages of LED horticultural lamps

Conducting a study for a professional project

What is the electrical cost of LED lighting?

MC4 allows you to:

     Promote the assimilation of NPK and trace elements.
     Improve resistance to root diseases.
     Better survival at planting and transplanting.
     Improve rooting and establishment speed.
     Better resistance to environmental stress.


400 spores / 1 liter container, or 0.1 g per amount of water supplied to the pot.
Hang in water, stirring to avoid lumps, then water the plant with 2/3 liters of water immediately after planting.

When will my order be shipped?

You place your order between:

midnight - 2pmShipped the same dayShipped on Monday
2pm - midnightShipped the next dayShipped on Monday

Which countries do you deliver to?

You can place an order on the website for delivery to the following countries: Germany, Austria, Belgium, Canada, Denmark, Spain, France, Finland, Greece, Guadeloupe, French Guiana, Italy, Ireland, Luxembourg, Martinique, New Caledonia, New Zealand, Netherlands, Portugal, Reunion, United Kingdom, Sweden, and Switzerland.

The countries listed below benefit from FREE international Express delivery by Chronopost for orders over 100€!

Germany, Austria, Belgium, Spain, Denmark, Finland, Greece, Italy, Ireland, Luxembourg, Netherlands, Portugal, United Kingdom, Sweden.

If you do not find your country, feel free to contact us and we will inform you about the possibility of delivery.

discreet anonymous led horticultural lamp delivery package

Is your country not on this list? Contact us by email for a custom quote.