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.

In Olean you can determine when it's a good idea to plant lavender cotton by looking at the USDA zone info.

Planting Calendar for Lavender Cotton

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

Since lavender cotton are very cold tolerant you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant lavender cotton in Olean 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. You probably don't want to wait any later than that or else your lavender cotton may not have a chance to fully mature. You can get started a few weeks earlier by starting your lavender cotton indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Olean. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Olean is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Olean last frost occurs after April 15 so make sure that you are ready to cover your lavender cotton if you have one of those late frosts.

USDA Zone Info for Olean

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 Olean

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