One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when it's the best time to plant chrysanthemums in Ambler by referring to the USDA zone info.

Planting Calendar for Chrysanthemums

Frost tolerance for chrysanthemums:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chrysanthemums do well in very little cold which means that you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant chrysanthemums in Ambler is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant chrysanthemums and expect a good harvest is probably August. You probably don't want to wait any later than that or else your chrysanthemums may not have a chance to grow to maturity. You can get started a little bit earlier by starting your chrysanthemums indoors.

Last Frost Date

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

Remember that USDA zone info for Ambler is just an average and the actual date of last frost is different every year. Half of the time in Ambler you get surprised by a frost after April 15 so always be ready to cover your chrysanthemums in the event of a late frost.

USDA Zone Info for Ambler

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 Ambler

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