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.

You can determine when you can plant chives in Byron by referring to the USDA zone info.

Planting Calendar for Chives

Frost tolerance for chives:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Chives can survive in pretty solid cold which means that you can plant them quite a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chives in Byron 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 chives and expect a good harvest is probably August. Any later than that and your chives may not have a chance to grow to maturity. Starting your chives indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Byron. In the coldest months of winter you can expect an average low temperature of -25°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Byron and it can change quite a bit from year to year. Half of the time in Byron there is a last frost after May 15 so make sure that you are ready to cover your chives if you have a surprise late frost.

USDA Zone Info for Byron

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 Byron

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