When to Plant Balloon Flower in Plymouth, PA

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Plymouth it's a good idea to determine when it's the best time to plant balloon flower.

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Planting Calendar for Balloon Flower

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

Balloon Flower do well in very little cold which tells us that you can plant them just a tiny bit earlier in the year than more sensitive plants.

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

The earliest that you can plant balloon flower in Plymouth 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 balloon flower and expect a good harvest is probably August. If you wait any later than that and your balloon flower may not have a chance to grow to maturity. You can get started a little bit earlier by starting your balloon flower indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Plymouth. You should expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Plymouth is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Plymouth last frost occurs after April 15 so make sure that you are prepared to cover your balloon flower in the event of one of those late frosts.

USDA Zone Info for Plymouth

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 Plymouth

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