Before planting it is a good idea to find your USDA Zone info to determine 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.

The best time to plant baby blue eyes in Madison should be figured out by using the USDA zone info.

Planting Calendar for Baby Blue Eyes

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

Baby Blue Eyes do well in moderate cold which tells us that you can plant them earlier than other frost tender plants.

The earliest that you can plant baby blue eyes in Madison is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant baby blue eyes and expect a good harvest is probably August. Any later than that and your baby blue eyes may not have a chance to really do well. Starting your baby blue eyes indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Madison. In the coldest months of winter you should expect an average low temperature of -25°F.

Keep in mind that USDA zone info for Madison is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Madison last frost occurs after May 15 be ready to cover your baby blue eyes if you have one of those late frosts.

USDA Zone Info for Madison

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Madison

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