MEASURE · PLAN · MAKE IT COUNT

Drip irrigation guide

Calculate water per plant, session and week.

Measure and prepare

Check the units shown for each input. Measure the actual inside dimensions or net area required by this tool.
Use manufacturer coverage, dose, pack size or your measured flow where applicable. Do not treat example inputs as product recommendations.
Check the assumptions below, update the starting values and review whole-unit purchase rounding where applicable.

Method and limits

Plants × emitters per plant × emitter flow × minutes ÷ 60 gives litres per session. Multiply by weekly sessions. This describes water supplied, not crop water requirements.

Worked example

With the editable starting values: 40 litres per session. 2 l per plant · 120 l per week · 80 l/h total rated flow

Number of plants: 20
Emitters per plant: 2
Rated flow per emitter (l/h): 2
Session duration (min): 30
Sessions per week: 3

Frequently asked questions

Are these starting values recommendations?

No. They are editable examples. Use your own measurements and the product label or quoted specification.

What should I check before using the result?

Plants × emitters per plant × emitter flow × minutes ÷ 60 gives litres per session. Multiply by weekly sessions. This describes water supplied, not crop water requirements.

Are units and prices converted automatically?

No. These tools use the metric units shown next to each field. Monetary inputs and results are in EUR; enter the relevant EUR tariff or quote. No currency conversion or live prices are applied.