One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Marathon should be used to determine when to plant fiber optic grass.

Planting Calendar for Fiber Optic Grass

Frost tolerance for fiber optic grass:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You can not plant fiber optic grass until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant fiber optic grass in Marathon is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant fiber optic grass and expect a good harvest is probably November. If you wait any later than that and your fiber optic grass may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your fiber optic grass indoors.

Last Frost Date

In Marathon it never frosts. It might get as low as 45°F during the coldest months of winter.

Since the USDA zone info for Marathon may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since it never frosts in Marathon you do not have to be ready to cover your fiber optic grass if you have a late frost.

USDA Zone Info for Marathon

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	45°F
Highest Expected Low	50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Marathon

You may be interested in your other planting guides for Marathon.