One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Harrison it's a good idea to estimate when it's possible to plant brachycome.

Planting Calendar for Brachycome

Frost tolerance for brachycome:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You really shouldn't plant brachycome until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant brachycome in Harrison 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 brachycome and expect a good harvest is probably August. If you wait any later than that and your brachycome may not have a chance to fully mature. If you are starting your brachycome indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Harrison. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Harrison is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Harrison you get a frost after April 15 so make sure that you are prepared to cover your brachycome if you have a surprise late frost.

USDA Zone Info for Harrison

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Harrison

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