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.

The USDA zone info for Sammamish should be reviewed to estimate when you can plant african daisy.

Planting Calendar for African Daisy

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

Since african daisy do well in moderate cold you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant african daisy in Sammamish 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 african daisy and expect a good harvest is probably September. Any later than that and your african daisy may not have a chance to really do well. You can get started a few weeks earlier by starting your african daisy indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Sammamish. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Sammamish may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Sammamish you get surprised by a frost after March 15 so make sure that you are prepared to protect your african daisy if you have one of those late frosts.

USDA Zone Info for Sammamish

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 Sammamish

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