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

By using the USDA zone info for Sayre it's possible to estimate when to plant diascia.

Planting Calendar for Diascia

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

You can plant diascia a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant diascia in Sayre is February. However, you really should wait until March if you don't want to take any chances.

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

Last Frost Date

The average date of last frost is April 15 in Sayre. You should expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that USDA zone info for Sayre may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Sayre you get surprised by a frost after April 15 be ready to cover your diascia if you have a late frost.

USDA Zone Info for Sayre

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Sayre

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