One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant lysimachia in Oxford can be estimated by using the USDA zone info.

Planting Calendar for Lysimachia

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

Since lysimachia are moderately cold tolerant you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant lysimachia in Oxford 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 lysimachia and expect a good harvest is probably September. Any later than that and your lysimachia may not have a chance to really do well. You can get started a few weeks earlier by starting your lysimachia indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Oxford. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Oxford may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Oxford it frosts late in the year after April 15 so make sure that you are prepared to protect your lysimachia if you have a surprise late frost.

USDA Zone Info for Oxford

Here is the info for USDA Zone 6a.

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

Plants to Grow in Oxford

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