One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Athens you can estimate when it's a good idea to plant hypericum by using the USDA zone info.

Planting Calendar for Hypericum

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

You can plant hypericum just a tiny bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant hypericum in Athens 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 hypericum and expect a good harvest is probably August. Any later than that and your hypericum may not have a chance to really do well. If you are starting your hypericum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Athens is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Athens it frosts late in the year after April 15 be ready to protect your hypericum in the event of a surprise late frost.

USDA Zone Info for Athens

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 Athens

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