Question: Are Old Seeds Still Good?

How do you know if seeds are still good?

Water test: Take your seeds and put them in a container of water.

Let them sit for about 15 minutes.

Then if the seeds sink, they are still viable; if they float, they most likely will not sprout..

How do you revive old seeds?

5 Tips For Germinating Old SeedsDilute 10ml (roughly one tsp) of Fulvic acid per litre (33 oz) of water.Scuff the outer shell of the seed with some sand paper. … Use a lightly carbonated water. … Use a light enzyme or seed booster, Plagron Nutrients has a very good one.More items…•

Can I use old seed packets?

Seeds that are only a year old, or slightly older but whose packets are still unopened, generally germinate nicely. If they’re several years old, the packs were opened and/or the seeds were stored in less than ideal conditions, subject them to a germination test. … Viable seeds should sprout by day ten.

How do you store seeds for years?

Store seeds in tightly sealed glass containers. You can store different kinds of seeds, each in individual paper packets, together in a large container. Keep seeds dry and cool. A temperature between 32° and 41°F is ideal, so your refrigerator can be a good place to store seeds.

Can old seeds still grow?

The answer is, yes, seeds will eventually go bad and no longer germinate, but it can take quite a long time. There is a good chance that those old seed packets will have a high percentage of seeds that will germinate just fine.

How long do seeds stay good?

Seeds in good condition and stored properly will last at least one year and, depending on the plant, may last two to five years. I found a quite a few tables on the internet indicating the average shelf life of vegetable and flower seeds that are properly stored.

Can you eat out of date seeds?

If the seed packet date has expired, it’s similar to the ‘Best Use By’ date on food packaging. It doesn’t mean the food isn’t edible, but the quality may have deteriorated. Likewise, some of the seeds may still grow if planted, but not necessarily every seed in the packet.

What is the longest lasting seed?

The oldest mature seed that has grown into a viable plant was a Judean date palm seed about 2,000 years old, recovered from excavations at Herod the Great’s palace on Masada in Israel. It had been preserved in a cool, dry place, not by freezing. It was germinated in 2005.

Can you use old tomato seeds?

Yes! If tomato seeds are appropriately fermented, dried, and stored, they can last up to 10 years with a germination rate of 50%. If used within 4-7 years, the germination rate will be even better. Heirloom tomato pioneer Carolyn Male has re-awakened 22-year-old tomato seeds.

Can I use old vegetable seeds?

The simple answer is planting old seeds is possible and okay. … The flowers or fruit that come from out-of-date seeds will be of the same quality as if they were grown from fresh seeds. Using seeds from old vegetable seed packets will produce vegetables that are just as nutritious as those from current season seeds.

Why do good seeds sink?

Seeds may float because they lack viable embryos or nutrient stores, making them less dense than “good” seeds that sink in water. Or, they may float because they have air pockets inside, which don’t always affect seed vigor or viability. The only sure way to test germination is to use the coffee filter method.

Does soaking seeds speed up germination?

It is recommended that you only soak most seeds for 12 to 24 hours and no more than 48 hours. … After soaking your seeds, they can be planted as directed. The benefit of soaking seeds before planting is that your germination time will be reduced, which means you can have happy, growing plants faster.