Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of making a decision about when it's possible to plant achimenes is to use the USDA zone info for Yonkers.

Planting Calendar for Achimenes

Frost tolerance for achimenes:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Achimenes are not cold tolerant which means that you have to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant achimenes in Yonkers 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 grow to maturity. You can get started a few weeks earlier by starting your achimenes indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Yonkers. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Yonkers is just an average the actual date of last frost is different every year. Half of the time in Yonkers you get a frost after April 15 so make sure that you are prepared to cover your achimenes in the event of one of those late frosts.

USDA Zone Info for Yonkers

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Yonkers

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