One of the best tools that you have as gardeners to help us figure out 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.

A way of making a decision about when to plant ornamental grasses is to look at the USDA zone info for Inverness.

Planting Calendar for Ornamental Grasses

Frost tolerance for ornamental grasses:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Ornamental Grasses do ok in moderate cold which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant ornamental grasses in Inverness is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant ornamental grasses and expect a good harvest is probably September. You probably don't want to wait any later than that or else your ornamental grasses may not have a chance to grow to maturity. You can get started a little bit earlier by starting your ornamental grasses indoors.

Last Frost Date

The average date of last frost is February 15 in Inverness. It might get as low as 20°F during the coldest months of winter.

Remember that USDA zone info for Inverness may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Inverness last frost occurs after February 15 be ready to protect your ornamental grasses if you have a late frost.

USDA Zone Info for Inverness

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Inverness

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