When to Plant Lavender Cotton in Bellevue, WA

The USDA Zone info is a great tool for gardeners to help us estimate 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.

The USDA zone info for Bellevue can be looked at to estimate when it's possible to plant lavender cotton.


Planting Calendar for Lavender Cotton

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

Lavender Cotton are one of those plants that can tolerate quite a bit of cold weather which means that you can start planting them much earlier than more sensitive plants.

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 Bellevue 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 fully mature. Starting your lavender cotton indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Bellevue the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Bellevue and it can change quite a bit from year to year. Since half of the time in Bellevue you get surprised by a frost after March 15 be ready to cover your lavender cotton if you have a late frost.

USDA Zone Info for Bellevue

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low15°F
Highest Expected Low20°F

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

Plants to Grow in Bellevue

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