When to Plant Lavender in Portage, IN

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant lavender in Portage should be estimated by using the USDA zone info.

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Planting Calendar for Lavender

Frost tolerance for lavender: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Lavender are moderately cold tolerant which tells us that you can get them planted earlier than other frost tender plants.

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

The earliest that you can plant lavender in Portage 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 and expect a good harvest is probably September. Any later than that and your lavender may not have a chance to really do well. If you are starting your lavender indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Portage may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Portage you get surprised by a frost after April 15 so always be ready to protect your lavender in the event of one of those late frosts.

USDA Zone Info for Portage

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°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 -10°F.

Plants to Grow in Portage

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