The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Watertown you will be able to determine when you can plant candytuft.

Planting Calendar for Candytuft

Frost tolerance for candytuft:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Candytuft do ok in moderate cold which tells us that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant candytuft in Watertown 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 candytuft and expect a good harvest is probably August. Any later than that and your candytuft may not have a chance to grow to maturity. Starting your candytuft indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Watertown the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -25°F.

It's important to remember that USDA zone info for Watertown is not always accurate and the actual date of last frost is different every year. Since half of the time in Watertown you get a frost after May 15 be ready to protect your candytuft in the event of a late frost.

USDA Zone Info for Watertown

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

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

Plants to Grow in Watertown

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