Past Participle of Grow: Meaning and Examples

The past participle of grow is grown. It is used with auxiliary verbs like have, has, or had to form perfect tenses, and with be to form passive structures. For example: The plant has grown quickly (present perfect) or The tomatoes were grown in a greenhouse (passive). Unlike the simple past tense grew, the past participle grown always needs a helper verb. This guide explains exactly when and how to use grown correctly, with clear examples for everyday writing and conversation.

Quick Answer: Grown

Grown is the past participle of grow. Use it with have, has, had, or forms of be.

• Present perfect: She has grown taller this year.
• Past perfect: They had grown tired of waiting.
• Passive voice: The vegetables are grown organically.

Do not use grown alone as a simple past verb. The simple past is grew.

Forms of the Verb Grow

When to Use Grown

1. Present Perfect Tense

Use has grown or have grown to talk about growth that started in the past and continues, or has a result now.

• My confidence has grown since I started practicing.
• The company has grown from 10 to 200 employees.

Context note: This is common in both formal emails and casual conversation. In writing, it sounds natural and professional.

2. Past Perfect Tense

Use had grown to describe growth that happened before another past event.

• By the time we moved, the tree had grown over the fence.
• She had grown bored with the routine before she quit.

3. Passive Voice

Use is grown, are grown, was grown, or were grown to focus on the thing that is grown, not the person doing it.

• These flowers are grown in local nurseries.
• The wheat was grown without pesticides.

Formal/Informal: Passive voice is more common in formal writing, such as reports or product descriptions. In everyday speech, people often use active voice: They grow these flowers locally.

4. As an Adjective

Grown can also act as an adjective meaning fully developed or mature.

• She is a grown woman who makes her own decisions.
• We bought fully grown plants for the garden.

Comparison: Grew vs. Grown

Key difference: Grew is a complete action in the past. Grown connects to the present or another time.

Natural Examples

Here are real-life sentences you might hear or write:

• I have grown to love this neighborhood over the years. (gradual change of feeling)
• The business had grown steadily before the recession. (past before past)
• These herbs are grown in small pots on the balcony. (passive, describing method)
• He has grown a beard since I last saw him. (visible result now)
• The seedlings were grown under controlled light. (formal, scientific tone)

Common Mistakes

Mistake 1: Using grown as simple past

Incorrect: She grown very tall last summer.
Correct: She grew very tall last summer. (simple past) or She has grown very tall. (present perfect)

Mistake 2: Forgetting the helper verb

Incorrect: The plants grown well this season.
Correct: The plants have grown well this season. or The plants grew well this season.

Mistake 3: Confusing grown with grew in passive

Incorrect: The corn was grew in Iowa.
Correct: The corn was grown in Iowa.

Better Alternatives and When to Use Them

Sometimes grown is the best word, but in certain contexts, you might choose a different expression for clarity or tone.

• Increased – Use in business or data contexts: Revenue has increased by 15%. (more formal than grown)
• Developed – Use for skills or abilities: Her writing has developed significantly. (suggests deliberate improvement)
• Matured – Use for emotional or intellectual growth: He has matured a lot this year. (implies wisdom, not just size)
• Expanded – Use for physical size or scope: The company has expanded into new markets. (more precise for business)

When to stick with grown: Use it for natural, physical growth (plants, people, hair, nails) and for general increase. It is neutral and widely understood.

Mini Practice: Grown

Complete each sentence with the correct form of grow (grew or grown).

1. The puppy has _______ a lot since we adopted him.
2. Last year, the roses _______ taller than the fence.
3. These apples are _______ in a family orchard.
4. By the time she turned 16, she had _______ out of all her shoes.

Answers:

1. grown
2. grew
3. grown
4. grown

Frequently Asked Questions

1. Is grown ever used without a helper verb?

Yes, when it acts as an adjective. For example: a grown man or fully grown plants. In these cases, it describes a state, not an action.

2. Can I say I have grew?

No. Grew is the simple past and cannot be used with have. Always use grown after have, has, or had.

3. What is the difference between grown and growing?

Grown is the past participle (completed or passive). Growing is the present participle (ongoing). Compare: The plant is growing (now) vs. The plant has grown (result now).

4. How do I use grown in a formal email?

Use it in present perfect or passive voice. Example: Our team has grown significantly over the past quarter. Or: The project was grown from a small idea into a full initiative. Both are appropriate for professional writing.

Learn More About Verb Forms

If you found this guide helpful, explore more topics in our Past Participle Forms section. You can also review Past Tense Forms to avoid common confusion, or visit Verb Forms Explained for deeper understanding. For frequent errors, check Common Verb Mistakes. If you have questions, see our FAQ or contact us.