-ar verb irregular · stem-changing e>ie B1 · Intermediate

Conjugate regar in Spanish

to water / to irrigate

regar is an irregular -ar verb ranked #345 among the most common Spanish verbs. For example: "Yo riego todos los días." (I water every day.). Use the tables below for full conjugation across all 7 tenses.

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⚡ Irregular verb — regar (stem-changing e>ie) does not follow standard -ar patterns. Pay close attention to the stems in each tense.

Describes current actions, habits, and general truths. The most frequently used tense — master it first.

Pronoun Conjugation
yo riego *
riegas *
él/ella/Ud. riega *
nosotros regamos
vosotros regáis
ellos/ellas/Uds. riegan *
Example

Yo riego todos los días.

I water every day.

Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.

Pronoun Conjugation
yo regué *
regaste
él/ella/Ud. regó
nosotros regamos
vosotros regasteis
ellos/ellas/Uds. regaron
Example

Nosotros regamos juntos.

We water together.

Describes habitual past actions, background context, and ongoing states. Key signals: siempre, normalmente, cuando era niño.

Pronoun Conjugation
yo regaba
regabas
él/ella/Ud. regaba
nosotros regábamos
vosotros regabais
ellos/ellas/Uds. regaban
Example

Antes yo regaba con frecuencia.

Before, I used to water / to irrigate often.

Describes future events and predictions. In everyday speech, ir a + infinitive is often preferred for planned events.

Pronoun Conjugation
yo regaré
regarás
él/ella/Ud. regará
nosotros regaremos
vosotros regaréis
ellos/ellas/Uds. regarán
Example

Mañana yo regaré.

Tomorrow I will water / to irrigate.

Expresses what would happen under certain conditions — equivalent to "would" in English. Also used for polite requests.

Pronoun Conjugation
yo regaría
regarías
él/ella/Ud. regaría
nosotros regaríamos
vosotros regaríais
ellos/ellas/Uds. regarían
Example

Si pudiera, yo regaría.

If I could, I would water / to irrigate.

Used in clauses expressing wishes, doubt, emotion, or uncertainty — typically after que. Triggers: querer, esperar, dudar, ojalá.

Pronoun Conjugation
yo riegue *
riegues *
él/ella/Ud. riegue *
nosotros reguemos *
vosotros reguéis *
ellos/ellas/Uds. rieguen *
Example

Quiero que tú riegues más.

I want you to water more.

Used to give commands and direct requests. Affirmative and negative forms differ significantly in Spanish.

Pronoun Conjugation
yo -
rega
él/ella/Ud. rege
nosotros regemos
vosotros regad
ellos/ellas/Uds. regen
Example

¡Rega!

Water / to irrigate!

Test yourself

Type the correct conjugation for each prompt.

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Example sentences

Common phrases with regar

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