One of the first steps you take when you are figuring out 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.

You will be able to determine when you can plant anagallis by looking at the USDA zone info for Holyoke.

Planting Calendar for Anagallis

Frost tolerance for anagallis:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since anagallis do ok in moderate cold you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant anagallis in Holyoke is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant anagallis and expect a good harvest is probably August. If you wait any later than that and your anagallis may not have a chance to fully mature. You can get started a few weeks earlier by starting your anagallis indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Holyoke. It might get as low as -10°F during the coldest months of winter.

It's important to remember that USDA zone info for Holyoke may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Holyoke last frost occurs after April 15 be ready to protect your anagallis in the event of a surprise late frost.

USDA Zone Info for Holyoke

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 Holyoke

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