Before planting it is a good idea to find your USDA Zone info to estimate your garden 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 crassula in Hereford can be figured out by using the USDA zone info.

Planting Calendar for Crassula

Frost tolerance for crassula:	Not tolerant of frost.
When to plant:	After the last frost.

Since crassula require warm weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant crassula in Hereford is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant crassula and expect a good harvest is probably August. If you wait any later than that and your crassula may not have a chance to really do well. If you are starting your crassula indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Hereford. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Hereford may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Hereford last frost occurs after April 15 so be sure to be ready to cover your crassula if you have a late frost.

USDA Zone Info for Hereford

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

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

Plants to Grow in Hereford

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