Present
| I | harrow |
| You | harrow |
| She | harrows |
| We | harrow |
| They | harrow |
Past
| I | harrowed |
| You | harrowed |
| She | harrowed |
| We | harrowed |
| They | harrowed |
Perfect
| I | have | harrowed |
| You | have | harrowed |
| She | has | harrowed |
| We | have | harrowed |
| They | have | harrowed |
Future
| I | will | harrow |
| You | will | harrow |
| She | will | harrow |
| We | will | harrow |
| They | will | harrow |
Past Perfect
| I | had | harrowed |
| You | had | harrowed |
| She | had | harrowed |
| We | had | harrowed |
| They | had | harrowed |
Future Perfect
| I | will | have | harrowed |
| You | will | have | harrowed |
| She | will | have | harrowed |
| We | will | have | harrowed |
| They | will | have | harrowed |
Present - Conditional
| I | would | harrow |
| You | would | harrow |
| She | would | harrow |
| We | would | harrow |
| They | would | harrow |
Perfect - Conditional
| I | would | have | harrowed |
| You | would | have | harrowed |
| She | would | have | harrowed |
| We | would | have | harrowed |
| They | would | have | harrowed |