When to Plant Bougainvillea in Menasha, WI

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when it's possible to plant bougainvillea in Menasha by looking at the USDA zone info.


Planting Calendar for Bougainvillea

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

It's probably not a good idea to plant bougainvillea until after the last frost has passed because they do not do well in cold weather.

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 Menasha 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. If you wait any later than that and your bougainvillea may not have a chance to really do well. You can get started a couple of weeks earlier by starting your bougainvillea indoors.

Last Frost Date

The average date of last frost is April 15 in Menasha. It might get as low as -20°F during the coldest months of winter.

Keep in mind that USDA zone info for Menasha is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Menasha it frosts late in the year after April 15 so make sure that you are prepared to cover your bougainvillea in the event of a late frost.

USDA Zone Info for Menasha

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 Menasha

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