The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Grenada you should be able to determine when to plant achimenes.

Planting Calendar for Achimenes

Frost tolerance for achimenes:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Achimenes are not cold tolerant which means that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant achimenes in Grenada is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant achimenes and expect a good harvest is probably August. Any later than that and your achimenes may not have a chance to fully mature. You can get started a few weeks earlier by starting your achimenes indoors.

Last Frost Date

The average date of last frost is March 15 in Grenada. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Grenada is just an average the actual date of last frost changes from year to year. Half of the time in Grenada it frosts late in the year after March 15 so be sure to be ready to protect your achimenes if you have one of those late frosts.

USDA Zone Info for Grenada

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Grenada

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