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.

A common way of making a decision about when it's the best time to plant zinnia is to use the USDA zone info for Converse.

Planting Calendar for Zinnia

Frost tolerance for zinnia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You should not plant zinnia until after all chance of frost has passed because they require warm weather.

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

Last Frost Date

The average date of last frost is March 15 in Converse. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Converse is an average the actual date of last frost is different every year. Half of the time in Converse you get surprised by a frost after March 15 so just be sure to be ready to protect your zinnia in the event of a late frost.

USDA Zone Info for Converse

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

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

Plants to Grow in Converse

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