Turf grass seed can be any mixture of seeds that was sowed into the turf. When you purchase the turf, the grass will have already germinated, i.e. it will have already developed roots and swards.
Turf grass seed can include rye, meadow, fescue grasses, and others. Each type of grass has its specific properties. Grasses are typically used in a mix, which helps to create a well balanced lawn cover with specific properties.
Purchasing turfs with a fully germinated turf grass seed can help you obtain an instant grass cover for your garden or lawn. You can browse https://www.hawkesburyturf.com.au/services.html to get more info on turf suppliers.
The most important aspect is to ensure that the grass species included in the turf have the properties that you require.
Some mixes will create a denser and faster re-growing lawn, while others will create a softer, greener, and more luxurious one. Some grasses are easier to maintain, while others will require you to spend more time and effort for maintenance.
Other than selecting the right type of grasses for your needs, you may also want to look into choosing the right type of turf soil. The more the soil matches that of your garden, the faster it will acclimate.
You can locate and purchase any turf grass seed mixes online. You may even be able to receive the turf the very next day after your purchase, together with detailed instructions on how to lay and maintain it.
Keep in mind that laying the turf with turf grass seed may require a certain preparation, such as a few weeks.
You may want to ask the manufacturer exactly how long in advance you need to prepare the soil. Once you purchase the lifted turf, it typically has to be laid within around 48 hours. Therefore, if you have it delivered and then learn that you need to prepare the site for 2 weeks, your turf may get damaged.