One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's the best time to plant garlic is to examine the USDA zone info for Island Park.

Planting Calendar for Garlic

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

Garlic do ok in pretty solid cold which means that you can plant them a lot earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant garlic in Island Park 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 garlic and expect a good harvest is probably September. Any later than that and your garlic may not have a chance to grow to maturity. Starting your garlic indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Island Park the average date of last frost happens on April 15. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Island Park is not always accurate the actual date of last frost is different every year. Half of the time in Island Park it frosts late in the year after April 15 so make sure that you are ready to protect your garlic if you have a surprise late frost.

USDA Zone Info for Island Park

Here is the info for USDA Zone 7b.

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

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Island Park

You may be interested in your other planting guides for Island Park.