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.

In Boonton you can figure out when it's possible to plant swan river daisy by referring to the USDA zone info.

Planting Calendar for Swan River Daisy

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

It's not a good idea to plant swan river daisy until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant swan river daisy in Boonton 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 swan river daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your swan river daisy may not have a chance to really do well. Starting your swan river daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Boonton the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Boonton is an average the actual date of last frost is different every year. Half of the time in Boonton it frosts late in the year after April 15 so always be ready to cover your swan river daisy if you have one of those late frosts.

USDA Zone Info for Boonton

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Boonton

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