When to Plant Candytuft in Harlan, IA

One of the first steps you take when you are figuring out 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.

A way of getting a good idea when you can plant candytuft is to use the USDA zone info for Harlan.


Planting Calendar for Candytuft

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

Since candytuft are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant candytuft in Harlan 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 candytuft and expect a good harvest is probably September. You probably don't want to wait any later than that or else your candytuft may not have a chance to fully mature. Starting your candytuft indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Harlan. You should expect an average low temperature of -20°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Harlan and it can change quite a bit from year to year. Since half of the time in Harlan last frost occurs after April 15 be ready to cover your candytuft in the event of one of those late frosts.

USDA Zone Info for Harlan

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Harlan

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