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.

You should be able to figure out when it's possible to plant painted daisies by using the USDA zone info for Hillsboro.

Planting Calendar for Painted Daisies

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

Since painted daisies do well in moderate cold you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant painted daisies in Hillsboro 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 painted daisies and expect a good harvest is probably September. You probably don't want to wait any later than that or else your painted daisies may not have a chance to really do well. If you are starting your painted daisies indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Hillsboro the average date of last frost happens on March 15. In the coldest months of winter you should expect an average low temperature of 10°F.

Since the USDA zone info for Hillsboro is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Hillsboro you get surprised by a frost after March 15 so always be ready to protect your painted daisies if you have one of those late frosts.

USDA Zone Info for Hillsboro

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 Hillsboro

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