Users' questions

Are seeds still good if they freeze?

Are seeds still good if they freeze?

As long as your seeds have been able to dry completely, they can freeze without a lot of damage. Or you can put your seeds in glass jars and let them freeze – as long as they’re well dried when you seal the jars. Also, be sure to protect your seeds from mice if you keep them in a shed!

Is it bad for seeds to get cold?

If a seed is damaged by cold temperatures, drowns or dries out after germination begins it is not likely to survive and grow. Germination is directly related to moisture and temperature. Seeds cannot germinate without moisture – this is why pre-soaking seeds speeds sprouting.

Are vegetable seeds OK if they freeze?

Freezing will kill many seed varieties. Once the seeds are planted, never let them dry out. Seeds absorb oxygen as they germinate, so too much water can deprive them of this vital gas.

Does freezing temps kill seeds?

The easy answer is that frost will not kill grass seed, but that does not mean that you should plant grass seeds when there is danger of frost. While the seeds will survive until the next growing season, any seeds that sprout into seedlings will not.

How long do seeds last in the freezer?

Once properly dried, seeds can also be sealed in airtight containers and stored in the refrigerator or freezer for several years. The seeds of some crops are naturally longer lived. Tomato seeds and beans can be left for many years in adequate storage conditions, while onion and carrot seeds are notoriously short lived.

What should I do if my seeds are frozen?

Whether you are storing seeds for just a few weeks for succession plantings or to use a year or two from now, there are some steps you must take when using seeds that are frozen. First off, make sure seeds are clean and dry before freezing.

What’s the best way to mail a seed?

Place delicate seeds in small boxes or vials before placing in bubble mailers. This will protect them from getting crushed. When shipping different varieties of seeds, place each variety in a paper packets or envelopes with proper labels before packing them together.

What kind of seeds can be killed by freezing?

Improper freezing can kill some seeds, but other seeds may be less fussy. In fact, many wildflower, tree and shrub seeds actually require a cold period, or stratification, before they will germinate. In cool climates, plants such as milkweed, Echinacea, ninebark, sycamore, etc.