SoilSoil health & structure

Cover cropping for soil health & structure

The impact, measured

90 /100

Time horizon: 1–3 seasons

Why it works

Living roots and incorporated biomass raise organic matter and cement stable aggregates, improving structure and porosity.

What to measure for this pairing

Organic matter (%)Aggregate stability

Why this goal matters

Soil health is the foundation of regenerative viticulture. A soil with good structure, biological activity and organic matter infiltrates and holds more water, releases nutrients gradually and supports a vine that leans less on external inputs.

It is measured by organic matter, aggregate stability, infiltration and soil life (earthworms, microbial respiration). Every one of these responds to how you manage cover, tillage and added organic matter — and all are recordable season over season.

Goal indicators

Soil organic matter (%)Aggregate stabilityWater infiltration rateEarthworm count / soil respiration

Market & certification: Increasingly required by sustainability schemes and buyers auditing soil practices.

How to implement the practice

  1. 1Choose the mix for the objective (nitrogen, biomass, decompaction).
  2. 2Sow in autumn, using the moisture and mild temperatures.
  3. 3Manage in spring by mowing or rolling before water competition sets in.
  4. 4Leave the residue on the surface as mulch.

Frequently asked

Do cover crops compete with the vine for water?

They can if left unmanaged. The key is to terminate or mow the cover before the dry period, leaving residue as mulch that cuts evaporation.

Which mix should I sow?

It depends on the objective: legumes for nitrogen, grasses for biomass and trafficability, brassicas to decompact. Diverse mixes give the fullest service.

Sow every inter-row?

Under dry-farming or dry years, sowing alternate inter-rows balances the benefits against water competition.

Same practice, other goals

Same goal, other practicesSoil

Related reading →Copper in organic viticulture: the limits, the maths and how to stay under them

How GrapeFlow helps

The proof certification and buyers ask for — logged by plot and date.

Electronic field notebook

Log every operation — cover sowing, grazing, composting, mowing — by plot and date, with an audit-ready history that proves the practice over the years.

Plot registry & map

Every practice tied to the right plot on the map, with area, variety and history — so you know where you did what and can compare blocks.

Sustainability & carbon-footprint module

Water, energy, fuels and ecological infrastructure in one place, with the carbon footprint computed per season and per bottle.