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When to Plant Bougainvillea in Sioux Center, IA

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By using the USDA zone info for Sioux Center it's possible to determine when you can plant bougainvillea.

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Planting Calendar for Bougainvillea

Frost tolerance for bougainvillea: Not tolerant of frost.
When to plant: After the last frost.

Bougainvillea do not do well in cold weather which tells us that it's necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant bougainvillea in Sioux Center is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant bougainvillea and expect a good harvest is probably August. You probably don't want to wait any later than that or else your bougainvillea may not have a chance to grow to maturity. If you are starting your bougainvillea 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 April 15 in Sioux Center. It might get as low as -20°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Sioux Center and it will vary from year to year. Since half of the time in Sioux Center you get a frost after April 15 be ready to cover your bougainvillea if you have a surprise late frost.

USDA Zone Info for Sioux Center

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 Sioux Center

You may be interested in your other planting guides for Sioux Center.