One of the first steps you take when you are getting a good idea 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.

A way of determining when it's the best time to plant painted daisies is to use the USDA zone info for Lake Oswego.

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 are one of those plants that can tolerate a little bit of cold weather you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant painted daisies in Lake Oswego 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. Any later than that and your painted daisies may not have a chance to really do well. Starting your painted daisies indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Lake Oswego the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Lake Oswego is not always accurate the actual date of last frost is different every year. Since half of the time in Lake Oswego it frosts late in the year after March 15 be ready to protect your painted daisies in the event of one of those late frosts.

USDA Zone Info for Lake Oswego

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 Lake Oswego

You may be interested in your other planting guides for Lake Oswego.