Shenandoah switchgrass (Panicum virgatum 'Shenandoah') is a perennial grass. It typically grows in clumps and can thrive in a variety of soil types and conditions. This grass is known for its ornamental value, featuring beautiful red-tinted foliage in the fall. As a perennial, it returns year after year, making it a popular choice for landscaping and naturalizing.
it is atype of perrenial gras of about 36 species
Purple Fountain Grass is by definition, a perrenial. However, in planting zones 1-6 it is used as an annual as it will not withstand frost. Calling Purple Fountain Grass is a dirty sales trick to dupe unsuspecting customers in zones 1-6 into a sale. So, there you go.
annual ryegrass
annual ryegrass
Corn is the tall annual cereal grass that bears kernels on large ears.
Most of it is perrennial.
Annual bluegrass
Lawn grass seed, even under ideal circumstances, can take three weeks to germinate - that's normal. It MUST be kept moist all the way through that time. Perrenial rye grass seed can germinate in a week, and is widely used for "maintenance" lawns (like on expressway embankments, etc.)
Switch grass makes a good ground cover. It is also very ornamental. Plus it can be used to make ethanol.
Darnel
maize
Corn