Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when you can plant bidens in Sharon Hill by referring to the USDA zone info.

Planting Calendar for Bidens

Frost tolerance for bidens:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since bidens do not do well in cold weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant bidens in Sharon Hill 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 bidens and expect a good harvest is probably August. Any later than that and your bidens may not have a chance to grow to maturity. Starting your bidens indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Sharon Hill. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Sharon Hill may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Sharon Hill there is a last frost after April 15 be ready to protect your bidens if you have a late frost.

USDA Zone Info for Sharon Hill

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Sharon Hill

You may be interested in your other planting guides for Sharon Hill.