Roots & watering · WITH DIGBY

Do cocopeat growbags need pressure-compensating drippers?

Select an emitter for the hydraulic layout and irrigation programme, not just its advertised flow.

Teral grower guidance · Updated 27 October 2026

DigbyYour roots & watering guide

THE COCOPEAT CONNECTION

Why the root zone matters

Uniform delivery makes it easier to compare moisture across coir slabs, but no emitter compensates for every installation problem.

01 / OBSERVE

Check the specified working pressure range and minimum operating conditions.
Review slope, lateral length, filtration and irrigation pulse duration.
Compare a representative installed sample rather than relying on catalogue flow alone.

02 / NARROW IT DOWN

Choose the closest observation for a suggested next check.

Uneven elevations

Ask the designer whether compensation will improve uniformity within the actual pressure range.

Very short pulses

Verify start-up and shut-down behaviour with the intended emitter.

Existing uniform delivery

Confirm whether replacement offers a measured benefit before changing the system.

03 / TAKE THE NEXT STEP

Request a design recommendation using your zone layout and collected output data.

Pressure compensation cannot correct a completely clogged emitter or insufficient inlet pressure.