Generally, tomato seeds take up to 15 days to germinate.

How long does it take tomato seeds to grow indoors. The seed should be removed from the soil and placed in a clean, dry, plastic bag. Artificial light (grow lights) and heat mats are key. When you observe a green plant emerge from the growing medium, you know the seeds have.

Tomato seeds can germinate in 5 to 10 days, depending on the circumstances. Your seeds will take about one week to germinate. Place the bag in the refrigerator for at least 24 hours to allow the moisture to evaporate.

You can start them earlier, but any less than 4 weeks and you might not have enough season to get fruit off. If given optimal conditions, tomato seeds can grow in 5 to 10 days. To get a jump on the growing season, you can start tomatoes indoors about six weeks before the last expected.

Tomato seeds typically germinate in 10 to 14 days if given optimal conditions. And you have to be very precise in providing the plant with the conditions that are close to what it. Generally, tomato seeds take between 55 days to 60 days to flower, grow, and mature.

Tomato plants also require several weeks of additional. As soon as you see the green plant emerging from the growing medium, you’ll know the seeds have sprouted. An indoor tomato plant can take around 60 to 80 days to produce a fruit.

Most tomato varieties take about 70 days from planting to harvest. Once germinated, i recommend growing them in a sunny window or under grow lights for about three weeks. The seedlings then take between two and four months to produce fruits from the day of transplanting.