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When to Plant Alternanthera in Presque Isle, ME

One of the best tools that you have as gardeners to help us figure out 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.

By checking out the USDA zone info for Presque Isle it's possible to figure out when it's the best time to plant alternanthera.

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Planting Calendar for Alternanthera

Frost tolerance for alternanthera: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

Since alternanthera require warm weather you need to wait until after all chance of frost has passed before you can plant them.

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

The earliest that you can plant alternanthera in Presque Isle is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant alternanthera and expect a good harvest is probably August. If you wait any later than that and your alternanthera may not have a chance to fully mature. If you are starting your alternanthera indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Presque Isle. You can expect an average low temperature of -30°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Presque Isle is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Presque Isle last frost occurs after May 15 so just be sure to be ready to cover your alternanthera if you have one of those late frosts.

USDA Zone Info for Presque Isle

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)September 15
Lowest Expected Low-30°F
Highest Expected Low-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Presque Isle

You may be interested in your other planting guides for Presque Isle.