When to Plant Penstemon in Cedarhurst, NY

One of the first steps you take when you are making a decision about 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.

It's a good idea to estimate when it's a good idea to plant penstemon by looking at the USDA zone info for Cedarhurst.

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Planting Calendar for Penstemon

Frost tolerance for penstemon: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Penstemon do well in some cold which means that you can plant them a little earlier in the year than other frost tender plants.

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

The earliest that you can plant penstemon in Cedarhurst 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 penstemon and expect a good harvest is probably September. Any later than that and your penstemon may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your penstemon indoors.

Last Frost Date

On average the last frost is on April 15 in Cedarhurst. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Cedarhurst is just an average the actual date of last frost will vary from year to year. Since half of the time in Cedarhurst you get a frost after April 15 be ready to protect your penstemon if you have one of those late frosts.

USDA Zone Info for Cedarhurst

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 Low5°F
Highest Expected Low10°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 Cedarhurst

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