Before planting it is a good idea to find your USDA Zone info to figure out 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 referring to the USDA zone info for Sulphur it's possible to determine when it's possible to plant clover.

Planting Calendar for Clover

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

You can plant clover just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant clover in Sulphur 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 clover and expect a good harvest is probably August. You probably don't want to wait any later than that or else your clover may not have a chance to fully mature. Starting your clover indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Sulphur. You can expect an average low temperature of 5°F in the coldest months of winter.

Keep in mind that USDA zone info for Sulphur 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 Sulphur there is a last frost after April 15 be ready to cover your clover if you have a late frost.

USDA Zone Info for Sulphur

Here is the info for USDA Zone 7b.

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

Plants to Grow in Sulphur

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