Here’s a breakdown of the maturation timelines for Rhode Island Reds, Leghorns, and Plymouth Rocks:

Rhode Island Red
- **Maturity**: Typically matures around **5 to 6 months** of age.
- **Egg Production**: Begins laying eggs shortly after reaching maturity.

Leghorns
- **Maturity**: Generally matures faster, around **5 months** of age.
- **Egg Production**: Start laying eggs shortly after maturity, often producing consistently.

Plymouth Rock
- **Maturity**: Matures around **5 to 6 months** of age.
- **Egg Production**: Begins laying eggs soon after reaching maturity.

Summary
- **Rhode Island Reds**: 5-6 months
- **Leghorns**: About 5 months
- **Plymouth Rocks**: 5-6 months

All three breeds are relatively early maturing, making them suitable for those looking to produce eggs within a short timeframe!