When to Plant in Franklin, TN

Franklin, Tennessee, enjoys a growing season defined by its median last spring frost date of April 15 and its median first fall frost date of October 18. This provides approximately 186 frost-free days, which is essential for planning a diverse and productive garden. The relatively long growing season allows for plenty of time to cultivate a variety of vegetables and flowers, making it an ideal location for gardening enthusiasts.

The region's microclimate falls under the humid subtropical climate, characterized by hot, humid summers and mild winters. This climate supports a range of crops that thrive in varied temperature fluctuations, such as tomatoes, peppers, and squash, which enjoy the warm summer months. However, crops like potatoes and carrots may struggle in the areas with higher moisture and temperature swings, which can lead to issues like rot and blight.

What to plant now in Franklin

Spring: Start planting cool-season crops like peas and lettuce outdoors from April 15 to April 15, just before the last frost on April 15. These crops thrive in the cooler temperatures of early spring.
Summer: Plant heat-loving crops like tomatoes and peppers from April 15 to April 15, after the last frost. A warm soil temperature will boost their growth, making summer an ideal time for these vegetables.
Fall: Begin planting fall crops like kale and radishes from October 18 until October 18 to benefit from the warm late summer and early fall days, giving them a head start before the first frost on October 18.
Winter: During the winter months, consider starting seeds indoors or planning for next year’s garden. Use this time to research companion planting and crop rotation strategies for better yields in the coming season.

In Franklin (186 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.

Month by month in Franklin

Month	What to do
January	January is a time for planning your garden layout and selecting seeds. Prepare ahead by organizing your tools and researching which crops will thrive best during the frost-free growing season.
February	In February, continue planning and order seeds for your spring garden. Start some seeds indoors for crops like tomatoes and peppers, which will be planted outside once the danger of frost has passed.
March	March marks the active gardening season. Begin transplanting seedlings outdoors after ensuring that the last frost date of April 15 is approaching. Start with cool-season crops like lettuce and peas.
April	April heralds the last frost date on April 15. Use this month for planting spring crops like carrots and radishes. Ensure to protect sensitive plants if late frosts threaten after mid-April.
May	In May, after April’s frost date, plant heat-loving crops such as tomatoes, peppers, and basil. May is the ideal time to ensure a vibrant, productive summer garden.
June	June brings warm temperatures, perfect for nurturing vegetables planted in May. Continue to monitor for pests and diseases while watering consistently to support robust growth throughout the summer.
July	In July, maintain summer crops with regular watering and weeding. It's also a good time to plant a second round of fast-growing crops for a late summer harvest before fall approaches.
August	As August rolls in, begin preparing for the fall planting season. Start sowing quick-maturing crops like kale and radishes in the latter half of the month to thrive before the first frost on October 18.
September	September is prime time to harvest summer crops while also planting fall vegetables. Keep an eye on forecasted temperatures as the fall season begins to take shape with cooler nights.
October	October signals the first fall frost date on October 18. Complete harvests of sensitive crops and cover any remaining plants to protect them from early frosts during this transitional month.
November	November is a quiet gardening month as temperatures drop. Use this time to evaluate your gardening successes and failures, and start planning for next year’s garden season.
December	In December, gardens are typically dormant. Focus on winterizing garden beds and maintaining tools. This is a great time to reflect on the past growing season and plan for next spring.

Frost dates for Franklin ZIP codes

ZIP	Last spring frost (50%)	First fall frost (50%)	Zone
37064	April 15	October 18	7b

FAQ

When is the last frost in Franklin?

The last frost in Franklin typically occurs around April 15. It's important to plan your planting schedule accordingly to ensure your plants can thrive.

What vegetables grow best in Franklin?

In Franklin, tomatoes, bell peppers, and squash thrive due to the warm summer months. Cool-season crops like lettuce and spinach also perform well in the spring.

When should I plant tomatoes in Franklin?

Tomatoes should be planted outdoors from April 15 to April 15 after the last frost on April 15 to ensure their optimal growth during the warm summer months.

Can I garden year-round in Franklin?

While Franklin has a varied climate, gardening year-round is challenging. However, you can grow cold-hardy crops in fall and early spring, though winter may significantly slow growth.

How does Plan My Garden help Franklin gardeners?

Plan My Garden provides tailored gardening advice, including planting schedules, crop recommendations, and gardening tips specific to Franklin's unique climatic conditions, optimizing your gardening experience.