Variety performance review
Daikon Radish (Tillage Radish) in the Corn Belt Core.
- Excellent
- Multiple — Cover Crop Solutions and others
- 55–70 days; killed by hard freeze
- Organic-approved
Regional strengths
Daikon (tillage) radish is the gold standard cover crop tap-root species for Corn Belt no-till operations. Penetrating taproots reach 24–36 inches into compacted subsoil layers; winter-killed tops decompose rapidly and release N for the following corn crop. Iowa State, Penn State, and several other land-grants have published trial data on daikon as a cover.
Regional weaknesses
Daikon timing is tight — needs 8–10 weeks of growth before hard freeze for full taproot development. Rotting taproots can produce brief odor in February / March that some neighbors find objectionable. Volunteer radish in following crops can be a minor weed issue.
Agronomic ratings
Drought tolerance
fair
Standability
good
Emergence
excellent
Winter hardiness
fair
Food-plot ratings
Palatability
good
Persistence
fair
Establishment
easy
Attraction timing: Late October through hard freeze
Best for
- no-till corn/soybean cover crop systems
- compacted subsoil remediation
Not recommended for
- very late-planted cover (after Sept 15) where taproot won't develop
Best soil types
loam, silt loam, compacted clay (specifically — biological tillage)
Seeding rate
8–10 lb/acre drilled; 10–15 lb/acre broadcast
Data quality & sources
Quality: trial-verified · Last updated 2024.