How To Save Tomato Seeds For Planting?

Step-by-step instructions for processing and storing tomato seed.

Quick Answers

Scrape the seeds gently into labeled paper envelopes. Keep them dry and at a cool, consistent temperature. To keep the air dry, place envelopes in a tin or other covered container with silica gel crystals.

What You’ll Need

These are the equipment and tools you will need : -Tomatoes -Knife -Glass jar -Sieve -Paper envelope


Select a pair of healthy tomatoes and label them so you don’t select and consume them by accident. Pick the tomatoes off the plant when they are quite ripe.


Cut the tomatoes in half and dump the seeds into a small container of water. Set aside the jar for four to five days, after which a mould will have formed. This aids in the removal of the gelatinous covering on tomato seeds, which can inhibit germination


After four or five days, strain the seeds through a sieve and thoroughly wash them with water to eliminate the mould.


Place the seeds on a piece of kitchen paper to dry. When the seeds have completely dried, put them in a paper envelope in a dark, cool area until spring. Make certain that they are clearly labeled.

Can You Freeze Tomato Seeds?

Tomatoes can last for several years when stored correctly. Before opening the container, let them come to room temperature in the refrigerator or freezer.

Should I Soak Tomato Seeds Before Planting?

It is possible to increase the rate of successful germination by soaking your tomato seeds before planting, or by letting them grow on a damp paper towel.

When Should I Plant Tomato Seeds?

If you’re growing tomatoes in a greenhouse, you should sow your tomato seeds in March or April. Good quality seed compost is the place to sprinkle the seed. Place 1.5mm of compost and water in a fine-rose watering can.