One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant california poppy in Henryetta should be figured out by using the USDA zone info.

Planting Calendar for California Poppy

Frost tolerance for california poppy:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since california poppy are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant california poppy in Henryetta 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 california poppy and expect a good harvest is probably August. If you wait any later than that and your california poppy may not have a chance to grow to maturity. You can get started a little bit earlier by starting your california poppy indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Henryetta is not always accurate and the actual date of last frost is different every year. Since half of the time in Henryetta there is a last frost after April 15 be ready to cover your california poppy in the event of a late frost.

USDA Zone Info for Henryetta

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 Henryetta

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