One of the first steps you take when you are making a decision about 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.

By reviewing the USDA zone info for Grinnell you will be able to estimate when it's a good idea to plant basket of gold.

Planting Calendar for Basket of Gold

Frost tolerance for basket of gold:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since basket of gold do well in cold you can plant them much earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant basket of gold in Grinnell 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 basket of gold and expect a good harvest is probably September. Any later than that and your basket of gold may not have a chance to fully mature. You can get started a little bit earlier by starting your basket of gold indoors.

Last Frost Date

The average date of last frost is April 15 in Grinnell. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Grinnell is not always accurate the actual date of last frost changes from year to year. Half of the time in Grinnell it frosts late in the year after April 15 so make sure that you are ready to protect your basket of gold in the event of a surprise late frost.

USDA Zone Info for Grinnell

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Grinnell

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