The USDA Zone info is a great tool for gardeners to help us estimate 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.

The first opportunity to plant poppies in Trenton can be determined by using the USDA zone info.

Planting Calendar for Poppies

Frost tolerance for poppies:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Poppies do well in mild cold which tells us that you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant poppies in Trenton is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant poppies and expect a good harvest is probably September. You probably don't want to wait any later than that or else your poppies may not have a chance to fully mature. If you are starting your poppies indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Trenton. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Trenton is an average and the actual date of last frost is different every year. Half of the time in Trenton it frosts late in the year after April 15 so always be ready to protect your poppies in the event of one of those late frosts.

USDA Zone Info for Trenton

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Trenton

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