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 coleus in Monticello can be determined by using the USDA zone info.

Planting Calendar for Coleus

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

It's probably a bad idea to plant coleus until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant coleus in Monticello 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 coleus and expect a good harvest is probably August. If you wait any later than that and your coleus may not have a chance to grow to maturity. If you are starting your coleus 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 March 15 in Monticello. It might get as low as 10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Monticello is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Monticello last frost occurs after March 15 so make sure that you are ready to protect your coleus if you have a late frost.

USDA Zone Info for Monticello

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Monticello

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