Conjugate fertilizar in Spanish
to fertilize
fertilizar is an irregular -ar verb ranked #348 among the most common Spanish verbs. For example: "Yo fertilizo todos los días." (I fertilize every day.). Use the tables below for full conjugation across all 7 tenses.
fertilizar — Spanish Conjugation Chart
to fertilize · -ar verb · irregular (spelling-change -zar) · conjugado.com
Describes current actions, habits, and general truths. The most frequently used tense — master it first.
| Pronoun | Conjugation |
|---|---|
| yo | fertilizo |
| tú | fertilizas |
| él/ella/Ud. | fertiliza |
| nosotros | fertilizamos |
| vosotros | fertilizáis |
| ellos/ellas/Uds. | fertilizan |
Yo fertilizo todos los días.
I fertilize every day.
Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.
| Pronoun | Conjugation |
|---|---|
| yo | fertilicé * |
| tú | fertilizaste |
| él/ella/Ud. | fertilizó |
| nosotros | fertilizamos |
| vosotros | fertilizasteis |
| ellos/ellas/Uds. | fertilizaron |
Nosotros fertilizamos juntos.
We fertilize together.
Describes habitual past actions, background context, and ongoing states. Key signals: siempre, normalmente, cuando era niño.
| Pronoun | Conjugation |
|---|---|
| yo | fertilizaba |
| tú | fertilizabas |
| él/ella/Ud. | fertilizaba |
| nosotros | fertilizábamos |
| vosotros | fertilizabais |
| ellos/ellas/Uds. | fertilizaban |
Antes yo fertilizaba con frecuencia.
Before, I used to fertilize often.
Describes future events and predictions. In everyday speech, ir a + infinitive is often preferred for planned events.
| Pronoun | Conjugation |
|---|---|
| yo | fertilizaré |
| tú | fertilizarás |
| él/ella/Ud. | fertilizará |
| nosotros | fertilizaremos |
| vosotros | fertilizaréis |
| ellos/ellas/Uds. | fertilizarán |
Mañana yo fertilizaré.
Tomorrow I will fertilize.
Expresses what would happen under certain conditions — equivalent to "would" in English. Also used for polite requests.
| Pronoun | Conjugation |
|---|---|
| yo | fertilizaría |
| tú | fertilizarías |
| él/ella/Ud. | fertilizaría |
| nosotros | fertilizaríamos |
| vosotros | fertilizaríais |
| ellos/ellas/Uds. | fertilizarían |
Si pudiera, yo fertilizaría.
If I could, I would fertilize.
Used in clauses expressing wishes, doubt, emotion, or uncertainty — typically after que. Triggers: querer, esperar, dudar, ojalá.
| Pronoun | Conjugation |
|---|---|
| yo | fertilice * |
| tú | fertilices * |
| él/ella/Ud. | fertilice * |
| nosotros | fertilicemos * |
| vosotros | fertilicéis * |
| ellos/ellas/Uds. | fertilicen * |
Quiero que tú fertilices más.
I want you to fertilize more.
Used to give commands and direct requests. Affirmative and negative forms differ significantly in Spanish.
| Pronoun | Conjugation |
|---|---|
| yo | - |
| tú | fertiliza |
| él/ella/Ud. | fertilize |
| nosotros | fertilizemos |
| vosotros | fertilizad |
| ellos/ellas/Uds. | fertilizen |
Él fertiliza con frecuencia.
He fertilizes often.
Test yourself
Type the correct conjugation for each prompt.
Example sentences
-
Yo fertilizo todos los días.
I fertilize every day.
-
¿Tú fertilizas mucho?
Do you fertilize a lot?
-
Él fertiliza con frecuencia.
He fertilizes often.
-
Nosotros fertilizamos juntos.
We fertilize together.
-
Ellos fertilizan bien.
They fertilize well.
-
Ayer fertilicé por primera vez.
Yesterday I fertilized for the first time.
-
Quiero que tú fertilices más.
I want you to fertilize more.
-
Es importante fertilizar correctamente.
It is important to fertilize correctly.
Common phrases with fertilizar
- fertilizar bien to fertilize well
- fertilizar mucho to fertilize a lot
- dejar de fertilizar to stop fertilizeing
- volver a fertilizar to fertilize again