The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant pyrethrum in Greenwood can be determined by reviewing the USDA zone info.

Planting Calendar for Pyrethrum

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

Since pyrethrum do well in moderate cold you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant pyrethrum in Greenwood 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 pyrethrum and expect a good harvest is probably September. You probably don't want to wait any later than that or else your pyrethrum may not have a chance to really do well. If you are starting your pyrethrum indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Greenwood. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Greenwood is just an average the actual date of last frost will vary from year to year. Half of the time in Greenwood it frosts late in the year after March 15 so always be ready to protect your pyrethrum in the event of one of those late frosts.

USDA Zone Info for Greenwood

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Greenwood

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