Will Two Year Old Grass Seed Grow?

According to the Scotts Company, grass seed is good for 2 to 3 years. Grass seed that is less than one year old is best, however. Storage also varies by seed type, with ryegrass seed staying viable for up to 5 years with proper storage.

Is 2 year old grass seed still good?

If stored in a cool, dry place, grass seed can last for two to three years, but you may not get the same results as you would when planting fresh seed. As the seed ages, the percentage of seeds that will be able to germinate diminishes, forcing you to use more seed than normal to get adequate coverage.

Does grass seed get too old to use?

Recommendations. There is no harm in trying to use some old grass seed for top seeding or reseeding, but you should expect there to be a lower germination rate than you would enjoy with fresh turfgrass seed. ... Stored with this kind of care, your grass seed may remain viable for as long as five years.