Life Expectancy of Seeds

Last Updated on June 26, 2022

Saving seeds from your garden, or trading seeds with friends is always an economical and fun way to grow plants every year. The trick to growing these little treasures is not only how they are stored, but how long they are viable.

Seeds require a cool, dry, and dark storage space so that they retain stored carbohydrates and minimize fungal infection. I like to keep my seeds in the door of my refrigerator in a sealed container, or in my basement where the temperature is a constant 52ºF. Storing your harvested seeds correctly can increase your luck with germination.

Remember, always label the seed well with both Botanical name and Common name to avoid any confusion in the future. Also, add the growing requirements so you don’t have to look it up later.

These figures reflect the number of years before germinating becomes erratic.

PlantPlant TypeExpected Storage Years with Good Conditions
African DaisyAnnual3
AgeratumAnnual4
AlyssumAnnual4
AmaranthsAnnual4
AnemonePerennial2
AsparagusVegetable3
AsterAnnual2
AubrietaPerennial2
Balloon Vine (Cardiospermum)Annual/Perennial4
BeanVegetable3
BeetsVegetable4
Beggartick (Bidens)Perennial2
BroccoliVegetable5
Brussels SproutsVegetable3
CabbageVegetable4
CalendulaAnnual5
CampanulaPerennial3
CandytuftPerennial3
CannaPerennial3
CantaloupeFruit6-10
CardoonVegetable5
CarnationPerennial5
CarrotVegetable3
CauliflowerVegetable4
CeleryVegetable3
CelosiaAnnual4
ChervilVegetable3
ChicoryVegetable4
Chinese CabbageVegetable3
ChrysanthemumPerennial5
CibouleVegetable2
ClarkiaAnnual3
CollardsVegetable5
ColeusAnnual2
Columbine (Aquilegia)Perennial4
CoreopsisPerennial2
Corn (Sweet)Vegetable2
Corn CockleAnnual4
CosmosAnnual3
CucumberVegetable5
DahliaTuber2
DandelionTuber2
DaturaAnnual4
DelphiniumPerennial1
DianthusAnnual/Perennial4
DicentraPerennial2
Dog Fennel (Anthemis)Perennial2
Dusty MillerAnnual/Perennial3
EggplantVegetable4
EndiveVegetable5
English Daisy (Bellis)Perennial3
False Chamomile (Boltonia)Perennial5
FennelHerb4
Floss FlowerAnnual4
GaillardiaPerennial3
Garden CressVegetable5
GeraniumAnnual1
HibiscusShrub3
HollyhockBiennial5
ImpatiensAnnual2
KaleVegetable4
KohlrabiVegetable3
LeeksVegetable2
LettuceVegetable5
LobeliaAnnual3
MarigoldAnnual3
MaryniaVegetable2
MuskmelonFruit5
MustardVegetable4
NasturtiumAnnual5
New Zealand SpinachVegetable3
NicotianaAnnual3
OkraVegetable2
OnionVegetable1
Painted Tongue (Salpiglossis)Annual5
PansyAnnual3
ParsleyHerb5
ParsnipVegetable1
PeaVegetable3
PepperVegetable2
PetuniaAnnual3
Pimpernel (Anagallis)Annual/Perennial5
PhloxAnnual2
PlatycodonPerennial3
PoppyAnnual4
Potato (real seed)Vegetable5
PumpkinVegetable4
RadishVegetable5
Rock Cress (Arabis)Perennial3
RutabagaVegetable4
SalviaAnnual/Perennial1
ScabiosaPerennial3
Screwstems (Bartonia)Annual/Perennial2
Shasta DaisyPerennial3
SnapdragonAnnual/Perennial3
SpinachVegetable3
SquashVegetable4
StrawflowerAnnual3
SunflowerAnnual5
Sweet PeaAnnual2
Sweet SultanAnnual5
Sweet WilliamBiennial2
Swiss ChardVegetable4
ThunbergiaPerennial2
Thrift (Armeria)Perennial3
TithoniaPerennial2
TomatoVegetable4
TurnipVegetable4
VerbenaAnnual3
VincaAnnual1
ViolaAnnual/Perennial3
Virginia StockAnnual2
WallflowerBiennial5
Water CressVegetable5
WatermelonFruit4
Winged Everlasting (Ammobium)Annual2
WisteriaPerennial2
YarrowPerennial4
ZinniaAnnual5

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