Before planting it is a good idea to find your USDA Zone info to determine 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 it's the best time to plant schizanthus in Newton by reviewing the USDA zone info.

Planting Calendar for Schizanthus

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

It's a bad idea to plant schizanthus 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 schizanthus in Newton 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 schizanthus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your schizanthus may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your schizanthus indoors.

Last Frost Date

The average date of last frost is April 15 in Newton. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Newton may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Newton it frosts late in the year after April 15 be ready to cover your schizanthus if you have a surprise late frost.

USDA Zone Info for Newton

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Newton

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