One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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 checking out the USDA zone info for Castle Rock you will be able to determine when you can plant basket of gold.

Planting Calendar for Basket of Gold

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

Basket of Gold do well in cold which tells us that you can start planting them much earlier than plants that are more sensitive to the cold.

The earliest that you can plant basket of gold in Castle Rock 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 basket of gold and expect a good harvest is probably September. Any later than that and your basket of gold may not have a chance to fully mature. Starting your basket of gold indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Castle Rock the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Castle Rock is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Castle Rock last frost occurs after April 15 be ready to protect your basket of gold in the event of a late frost.

USDA Zone Info for Castle Rock

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 Castle Rock

You may be interested in your other planting guides for Castle Rock.