When to Plant Begonias in West Des Moines, IA

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when you can plant begonias in West Des Moines by looking at the USDA zone info.


Planting Calendar for Begonias

Frost tolerance for begonias: Not tolerant of frost.
When to plant: After all chance of frost has passed.

You really shouldn't plant begonias until after the last frost when the weather gets warmer because they require warm weather.

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

The earliest that you can plant begonias in West Des Moines 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 begonias and expect a good harvest is probably August. You probably don't want to wait any later than that or else your begonias may not have a chance to grow to maturity. If you are starting your begonias indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for West Des Moines may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in West Des Moines you get a frost after April 15 be ready to protect your begonias if you have a surprise late frost.

USDA Zone Info for West Des Moines

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 West Des Moines

You may be interested in your other planting guides for West Des Moines.