Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of estimating when it's the best time to plant tagetes is to check out the USDA zone info for Medical Lake.

Planting Calendar for Tagetes

Frost tolerance for tagetes:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since tagetes are not cold tolerant you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant tagetes in Medical Lake is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant tagetes and expect a good harvest is probably August. Any later than that and your tagetes may not have a chance to really do well. You can get started a couple of weeks earlier by starting your tagetes indoors.

Last Frost Date

The average date of last frost is April 15 in Medical Lake. It might get as low as -10°F during the coldest months of winter.

Since the USDA zone info for Medical Lake may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Medical Lake there is a last frost after April 15 be ready to cover your tagetes in the event of a surprise late frost.

USDA Zone Info for Medical Lake

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Medical Lake

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