Before planting it is a good idea to find your USDA Zone info to figure out 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 can estimate when it's possible to plant borage in Anamosa by using the USDA zone info.

Planting Calendar for Borage

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

Since borage are moderately cold tolerant you can plant them just a bit earlier in the year than more sensitive plants.

The earliest that you can plant borage in Anamosa 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 borage and expect a good harvest is probably September. You probably don't want to wait any later than that or else your borage may not have a chance to fully mature. You can get started a few weeks earlier by starting your borage indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Anamosa. In the coldest months of winter you should expect an average low temperature of -20°F.

Since the USDA zone info for Anamosa is not always accurate the actual date of last frost changes from year to year. Half of the time in Anamosa there is a last frost after April 15 so make sure that you are prepared to cover your borage in the event of one of those late frosts.

USDA Zone Info for Anamosa

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 Anamosa

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