The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Trenton you can estimate when it's the best time to plant swan river daisy by looking at the USDA zone info.

Planting Calendar for Swan River Daisy

Frost tolerance for swan river daisy:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant swan river daisy until after all chance of frost has passed because they require warm weather.

The earliest that you can plant swan river daisy in Trenton 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 grow to maturity. You can get started a little bit earlier by starting your swan river daisy indoors.

Last Frost Date

On average the last frost is on April 15 in Trenton. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Trenton and it is different every year. Since half of the time in Trenton last frost occurs after April 15 be ready to cover your swan river daisy if you have a surprise late frost.

USDA Zone Info for Trenton

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 Trenton

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