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When to Plant Steirodiscus in Haverhill, MA

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

In Haverhill you can figure out when it's the best time to plant steirodiscus by checking out the USDA zone info.


Planting Calendar for Steirodiscus

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

Steirodiscus are one of those plants that can tolerate a tiny bit of cold weather which means that you can get them planted just a bit earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant steirodiscus
Possibly ok, but a risky time to plant steirodiscus
Probably not a good time to plant steirodiscus

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

Last Frost Date

On average the last frost is on April 15 in Haverhill. In the coldest months of winter you can expect an average low temperature of -10°F.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Haverhill and it changes from year to year. Half of the time in Haverhill you get a frost after April 15 so make sure that you are prepared to cover your steirodiscus if you have a surprise late frost.

USDA Zone Info for Haverhill

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 Haverhill

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