One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant nolana in Platteville should be figured out by looking at the USDA zone info.

Planting Calendar for Nolana

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

Since nolana are not cold tolerant you must wait until after the last frost has passed before you can plant them.

The earliest that you can plant nolana in Platteville 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 nolana and expect a good harvest is probably August. Any later than that and your nolana may not have a chance to grow to maturity. If you are starting your nolana 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 Platteville. You should expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Platteville is an average and the actual date of last frost changes from year to year. Since half of the time in Platteville last frost occurs after April 15 be ready to protect your nolana in the event of one of those late frosts.

USDA Zone Info for Platteville

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Platteville

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