When to Plant Lavender Cotton in Green Bay, WI

Before planting it is a good idea to find your USDA Zone info to determine 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.

One way of estimating when you can plant lavender cotton is to check out the USDA zone info for Green Bay.


Planting Calendar for Lavender Cotton

Frost tolerance for lavender cotton: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

You can plant lavender cotton earlier in the year because they do well in cold.

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

The earliest that you can plant lavender cotton in Green Bay 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 lavender cotton and expect a good harvest is probably September. If you wait any later than that and your lavender cotton may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your lavender cotton indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Green Bay. 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 Green Bay and it will vary from year to year. Since half of the time in Green Bay you get surprised by a frost after April 15 be ready to protect your lavender cotton if you have a late frost.

USDA Zone Info for Green Bay

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 Green Bay

You may be interested in your other planting guides for Green Bay.