One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when it's a good idea to plant pampas grass is to check out the USDA zone info for Inverness.

Planting Calendar for Pampas Grass

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

Pampas Grass do not do well in cold weather which tells us that you need to wait until it warms up after the last frost has passed before you can plant them.

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

The last month that you can plant pampas grass and expect a good harvest is probably September. If you wait any later than that and your pampas grass may not have a chance to really do well. Starting your pampas grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Inverness. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Inverness may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Inverness it frosts late in the year after February 15 be ready to cover your pampas grass in the event of a surprise 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.