When to Plant Thyme in Warwick, RI

Before planting it is a good idea to find your USDA Zone info to determine your garden 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 Warwick it's a good idea to estimate when it's possible to plant thyme.


Planting Calendar for Thyme

Frost tolerance for thyme: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Since thyme are one of those plants that can tolerate quite a bit of cold weather you can plant them much earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant thyme
Possibly ok, but a risky time to plant thyme
Probably not a good time to plant thyme

The earliest that you can plant thyme in Warwick is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant thyme and expect a good harvest is probably September. If you wait any later than that and your thyme may not have a chance to really do well. You can get started a couple of weeks earlier by starting your thyme indoors.

Last Frost Date

In Warwick the average date of last frost happens on April 15. You can expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Warwick may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Warwick last frost occurs after April 15 be ready to protect your thyme in the event of one of those late frosts.

USDA Zone Info for Warwick

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

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

Plants to Grow in Warwick

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