Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to estimate when it's a good idea to plant bidens by using the USDA zone info for Westbury.

Planting Calendar for Bidens

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

Since bidens require warm weather you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant bidens in Westbury 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. If you wait any later than that and your bidens may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your bidens indoors.

Last Frost Date

On average the last frost is on April 15 in Westbury. In the coldest months of winter you can expect an average low temperature of 0°F.

Keep in mind that USDA zone info for Westbury may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Westbury last frost occurs after April 15 be ready to cover your bidens in the event of a late frost.

USDA Zone Info for Westbury

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 Westbury

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