When to Plant Lenten Rose in Harvard, IL

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Harvard you can figure out when you can plant lenten rose by reviewing the USDA zone info.

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Planting Calendar for Lenten Rose

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

Lenten Rose are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them earlier than more sensitive plants.

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

The earliest that you can plant lenten rose in Harvard 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 lenten rose and expect a good harvest is probably September. You probably don't want to wait any later than that or else your lenten rose may not have a chance to grow to maturity. Starting your lenten rose indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Harvard. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Harvard is an average the actual date of last frost will vary from year to year. Half of the time in Harvard you get a frost after April 15 so just be sure to be ready to cover your lenten rose in the event of a late frost.

USDA Zone Info for Harvard

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Harvard

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