---
title: "How long should a grow light be on if u use it indoors"
description: "How long should a grow light be on if u use it indoors"
url: "https://getplanta.com/community/lKxUkhzRR_aIJD7o1QvtwQ/653c53793fc22a102e9c8b4d?language=nb"
community: "Pests, diseases and problems"
author: "Sarah"
published: "2023-10-28T00:19:05.032Z"
language: "en"
image: "https://images.getplanta.com/v2/cloudinary/global_data/communities/pestsDiseasesAndProblems.jpg"
---

[Fellesskap](https://getplanta.com/community.md?language=nb) / [Pests, diseases and problems](https://getplanta.com/community/lKxUkhzRR_aIJD7o1QvtwQ.md?language=nb)

# How long should a grow light be on if u use it indoors

_Lagt ut av Sarah den 2023-10-28_

How long should a grow light be on if u use it indoors

## 4 kommentarer

### MaggiePlants kommenterte den 2023-10-28

16-18 hours, usually

#### Sarah svarte den 2023-10-29

Is that for just dormancy

### Plant Father kommenterte den 2023-10-28

6-16 hours, depending on a lot of factors, such as plant species, light strength, and the distance your plants are from the light. start with 6-10 hours and gradually increase to prevent ‘sun’burn

### Leafmealone kommenterte den 2023-10-28

I keep mine on for 12 hours

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