---
title: "You can ripen green tomatoes at home: where to keep them, what to cover them with, and why the fridge does them harm"
description: "Green tomatoes picked from the garden before the frost can be ripened at home: all it takes is warmth, a dry room, and a box with paper, while sunlight and the refrigerator only harm the process."
date: 2026-09-17T15:20:00.000Z
lang: en
url: https://xab.info/en/posts/how-to-ripen-green-tomatoes-at-home
tags: [green-tomatoes, tomato-ripening, gardening, home-harvest, ethylene]
publisher: "XAB.info"
---

# You can ripen green tomatoes at home: where to keep them, what to cover them with, and why the fridge does them harm

![Man sorting green and ripe tomatoes in a box, illustrating how to ripen green tomatoes at home](https://xab.info/media/2026/09/18/kak-dozarit-zelenye-pomidory-doma/kak-dozarit-zelenye-pomidory-doma-1.webp)

## 🎯 Key Points

- Only healthy, fully formed fruits without rot or cracks, picked before the frost, are suitable for ripening.
- Warmth (around 21°C) matters more than light: keep tomatoes in a single layer in a dry room or in a box with paper, and never put them in the refrigerator.

When nights turn cold, tomatoes in the garden may no longer have time to turn red before the end of the season. In such a situation, the green fruits are picked and brought indoors, where they continue to ripen gradually. The result, however, depends on how well developed the tomatoes were at the time of harvest. Let's look at how to properly ripen the harvest at home, where to keep it, and what to do to make the fruits turn red faster.

### Which fruits are suitable for ripening

For ripening, use healthy, fully formed fruits that have already reached the normal size for their variety. Tomatoes with rot, cracks, or significant damage should not be left to ripen. If a fruit has already begun to lighten and its green color is becoming less intense, it has a better chance of ripening properly after harvest. The University of Minnesota Extension notes that fully formed green tomatoes can ripen successfully indoors, whereas very unripe fruits often fail to develop a good flavor.

### When to harvest: before the frost

Tomatoes should be brought in before frost damages them: low temperatures can disrupt further ripening. Utah State University Extension recommends picking ripe green or slightly pink tomatoes before a hard frost and moving them indoors to preserve the harvest.

### Where and how to keep them: warmth matters more than light

The simplest option is to spread the fruits out in a single layer in a dry room. Tomatoes should not be piled tightly on top of one another: this makes it easier to spot a fruit that has started to spoil in a timely manner. Direct sunlight is not required for ripening — what matters far more is that the room is warm enough. Light is not needed for ripening, while a warm room temperature is decisive. Fruits are best laid out in a single layer so they do not touch one another, and checked regularly as they ripen.

### A box with paper and the role of ethylene

One of the recommended methods is to place green tomatoes in a box and cover them with paper. This technique helps retain moisture and allows the fruits to be stored in separate layers; experts advise exactly this approach. During ripening, tomatoes produce ethylene — a natural gas involved in the ripening process: once a fruit reaches the stage of color change, it is already able to continue ripening after harvest. That is why there is no need to put tomatoes on a sunny windowsill — it is better to create stable conditions and check the fruits regularly.

### Ripening times and what not to do

There is no exact timeframe: the speed of ripening depends on the variety, the temperature, and the stage of ripeness of the fruit at the time of harvest. Some tomatoes will change color fairly quickly, while others will take longer. To let the harvest ripen gradually, you can regularly remove the fruits that have already turned red, leaving the green ones to keep ripening. The key point is not to put green tomatoes in the refrigerator: low temperature will not help them ripen properly and can worsen their flavor and texture. If some fruits are still very small, heavily damaged, or have started to rot, do not expect them to ripen fully — it is better to use such tomatoes in some other way.

## 🔍 Fact-Check Verification

- [Green tomatoes can ripen at home: where to keep them, what to cover them with, and when they will turn red](https://styler.rbc.ua/ukr/useful/zeleni-pomidori-mozhut-dozriti-vdoma-de-trimati-1789650821.html) - Первичный источник: критерии отбора плодов, температура 21°C vs 13°C, коробка с бумагой, роль этилена, запрет на холодильник.
- [Where should tomatoes ripen: in the garden or at home on newspaper?](https://www.kp.ru/daily/26423/3296792/) - Подтверждает хранение на бумаге/газете в помещении как рабочий метод.
- [Don't throw away green tomatoes before the frost: they can ripen at home](https://www.gismeteo.ru/news/home-and-garden/zelenye-pomidory-pered-zamorozkami-ne-vybrasyvaem-oni-mogut-dozret-doma/) - Подтверждает снятие зеленых плодов до заморозков и дозаривание в помещении.
- [Green tomatoes will turn red in a couple of days: 5 simple ways to speed up ripening at home](https://www.pravda.ru/news/gardening/2385881-kak-dozarit-zelenye-tomaty/) - Согласуется с темой ускорения дозревания в домашних условиях.

## ❓ FAQ

### Q: Can green tomatoes be ripened at home?
**A:** Yes, fully formed healthy fruits picked before the frost can ripen indoors in a warm place, laid out in a single layer.

### Q: Do tomatoes need sunlight to ripen?
**A:** No, direct sunlight is not required; a stable warm temperature, around 21°C, is what matters.

### Q: Can green tomatoes be kept in the refrigerator?
**A:** No, low temperature interferes with normal ripening and worsens the flavor and texture of the fruits.

### Q: How long does ripening take?
**A:** There is no exact timeframe: at around 21°C the process is faster, while at around 13°C it can take about a month; the speed depends on the variety and the stage of ripeness.