Growing Green Onions Indoors — Regrow from Scraps

How to regrow green onions from kitchen scraps. The easiest indoor edible project. This guide covers everything you need to know about this topic, including common causes, step-by-step solutions, and answers to frequently asked questions.

Here are the key things to understand: Light: Bright indirect — windowsill is fine. Water: Keep roots in water or soil moist. Soil: Standard potting mix or just water. Temperature: 60-75°F. Understanding these fundamentals will help you diagnose and resolve this issue more effectively.

The most common reasons this occurs include: Regrow from grocery store scraps — free!. The absolute easiest indoor growing project. Ready to harvest in 1-2 weeks. Can be regrown multiple times. Identifying the root cause is the first step toward finding the right solution.

To resolve this, follow these recommended steps: Save the bottom 2 inches with roots from grocery store green onions. Place root-end in a glass of water on a windowsill. Change water every 2-3 days. Harvest when green tops reach 6+ inches — cut and regrow again. If these steps do not resolve the issue, consider consulting additional resources or a qualified professional.

This article is part of our Herbs & Edibles collection on Houseplants Wiki. We provide comprehensive, up-to-date information to help you find solutions quickly.