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

By checking out the USDA zone info for Watervliet it's a good idea to figure out when it's possible to plant purslane.

Planting Calendar for Purslane

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

Purslane can survive in some cold which tells us that you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant purslane in Watervliet 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 purslane and expect a good harvest is probably August. If you wait any later than that and your purslane may not have a chance to really do well. You can get started a few weeks earlier by starting your purslane indoors.

Last Frost Date

In Watervliet the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Watervliet is not always accurate the actual date of last frost changes from year to year. Since half of the time in Watervliet there is a last frost after April 15 be ready to cover your purslane in the event of one of those late frosts.

USDA Zone Info for Watervliet

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Watervliet

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