One of the best tools that you have as gardeners to help us figure out 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.

By referring to the USDA zone info for South Amboy it's possible to estimate when it's the best time to plant purple coneflower.

Planting Calendar for Purple Coneflower

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

You can plant purple coneflower slightly earlier in the year because they are barely cold tolerant.

The earliest that you can plant purple coneflower in South Amboy 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 purple coneflower and expect a good harvest is probably August. If you wait any later than that and your purple coneflower may not have a chance to fully mature. You can get started a little bit earlier by starting your purple coneflower indoors.

Last Frost Date

In South Amboy the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for South Amboy may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in South Amboy last frost occurs after April 15 be ready to protect your purple coneflower if you have a surprise late frost.

USDA Zone Info for South Amboy

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 South Amboy

You may be interested in your other planting guides for South Amboy.