What to Plant in September in Oklahoma: A Guide for Gardeners

What to Plant in September in Oklahoma

The end of summer is a time for reflection and preparation for the coming winter. It’s also a time to start thinking about what you’re going to plant in your garden next year. If you’re in Oklahoma, there are a few things to keep in mind when choosing what to plant in September.

First, consider the weather. The average temperature in Oklahoma in September is around 75 degrees Fahrenheit, with highs reaching up to 90 degrees. There is also a chance of rain, so you’ll need to choose plants that can tolerate some moisture.

Second, think about the amount of sunlight your garden gets. Most plants need at least six hours of direct sunlight per day, so make sure you choose plants that will thrive in your particular growing conditions.

Finally, consider your personal preferences. What kind of plants do you like? Do you want flowers, vegetables, or herbs? Once you’ve answered these questions, you can start planning your September garden.

Here are a few suggestions for plants that do well in Oklahoma in September:

• Flowers: Cosmos, marigolds, sunflowers, and zinnias are all good choices for September gardens in Oklahoma.
• Vegetables: Broccoli, cabbage, carrots, and lettuce are all good options for fall gardens.
• Herbs: Basil, mint, oregano, and rosemary are all herbs that can be grown in Oklahoma in September.

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Vegetable	When to Plant	Notes
Broccoli	Early September	Start seeds indoors 4-6 weeks before transplanting.
Cabbage	Early September	Start seeds indoors 4-6 weeks before transplanting.
Carrots	Early September	Direct sow seeds in the garden.
Cauliflower	Early September	Start seeds indoors 4-6 weeks before transplanting.
Cucumbers	Late September	Direct sow seeds in the garden.
Lettuce	Early September	Direct sow seeds in the garden.
Peas	Early September	Direct sow seeds in the garden.
Potatoes	Early September	Plant seed potatoes in the garden.
Sweet corn	Late September	Direct sow seeds in the garden.

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September is a great time to plant cool-season vegetables in Oklahoma. The weather is still warm, but the days are starting to get shorter, which means that the risk of frost is decreasing. This makes it the perfect time to plant vegetables that need a long growing season, such as broccoli, cabbage, and carrots.

You can also start planting warm-season vegetables in September, but you will need to protect them from frost. Some good options for warm-season vegetables to plant in September include beans, corn, melons, peppers, and summer squash.

Cool-season vegetables

• Broccoli is a cool-season vegetable that is easy to grow in Oklahoma. It does best in full sun and well-drained soil. Broccoli can be planted in September and harvested in late fall or early winter.
• Cabbage is another cool-season vegetable that is popular in Oklahoma. It does best in full sun and well-drained soil. Cabbage can be planted in September and harvested in late fall or early winter.
• Carrots are a versatile root vegetable that can be used in a variety of dishes. They do best in full sun and well-drained soil. Carrots can be planted in September and harvested in late fall or early winter.
• Cauliflower is a cool-season vegetable that is similar to broccoli. It does best in full sun and well-drained soil. Cauliflower can be planted in September and harvested in late fall or early winter.
• Lettuce is a cool-season leafy green that is a staple in many salads. It does best in full sun and well-drained soil. Lettuce can be planted in September and harvested in late fall or early winter.
• Peas are a cool-season legume that is a good source of protein. They do best in full sun and well-drained soil. Peas can be planted in September and harvested in late fall or early winter.
• Potatoes are a versatile root vegetable that can be used in a variety of dishes. They do best in full sun and well-drained soil. Potatoes can be planted in September and harvested in late fall or early winter.
• Radishes are a quick-growing root vegetable that are a good source of vitamins and minerals. They do best in full sun and well-drained soil. Radishes can be planted in September and harvested in late fall or early winter.
• Spinach is a cool-season leafy green that is a good source of vitamins and minerals. It does best in full sun and well-drained soil. Spinach can be planted in September and harvested in late fall or early winter.
• Turnips are a cool-season root vegetable that are a good source of vitamins and minerals. They do best in full sun and well-drained soil. Turnips can be planted in September and harvested in late fall or early winter.

Warm-season vegetables

• Beans are a warm-season legume that is a good source of protein. They do best in full sun and well-drained soil. Beans can be planted in September and harvested in late summer or early fall.
• Corn is a warm-season grain that is a good source of carbohydrates. It does best in full sun and well-drained soil. Corn can be planted in September and harvested in late summer or early fall.
• Melons are a warm-season fruit that are a good source of vitamins and minerals. They do best in full sun and well-drained soil. Melons can be planted in September and harvested in late summer or early fall.
• Peppers are a warm-season vegetable that is a good source of vitamins and minerals. They do best in full sun and well-drained soil. Peppers can be planted in September and harvested in late summer or early fall.
• Summer squash is a warm-season vegetable that is a good source of vitamins and minerals. It does best in full sun and well-drained soil. Summer squash can be planted in September and harvested in late summer or early fall.
• Tomatoes are a warm-season fruit that are a good source of vitamins and minerals. They do best in full sun and well-drained soil. Tomatoes can be planted in September and harvested in late summer or early fall.

September is a great time to plant a variety of vegetables in Oklahoma. By choosing the right vegetables for your climate and planting them at the right time, you can enjoy a bountiful harvest of fresh, healthy produce all winter long.

Additional tips for growing vegetables in Oklahoma

• Choose vegetables that are well-suited to your climate. Some vegetables, such as tomatoes and peppers, do not

3. Flowers

As the weather starts to cool down in September, it’s time to start thinking about planting flowers that will bloom in the fall and winter. Here are some of the best flowers to plant in Oklahoma in September:

• Asters are a great choice for September planting because they come in a variety of colors and bloom for a long time. They’re also relatively easy to care for.
• Dahlias are another good option for September planting. They’re available in a wide range of colors and sizes, and they’re also relatively easy to care for.
• Marigolds are a popular choice for September planting because they’re bright and cheerful. They’re also very easy to grow and care for.
• Petunias are a good choice for September planting because they come in a variety of colors and bloom all summer long. They’re also relatively easy to care for.
• Zinnias are a great choice for September planting because they come in a variety of colors and bloom for a long time. They’re also relatively easy to care for.

4. Herbs

Herbs are a great way to add flavor to your cooking, and they’re also relatively easy to grow. Here are some of the best herbs to plant in Oklahoma in September:

• Basil is a great choice for September planting because it’s a warm-weather herb. It’s also very easy to grow and care for.
• Chives are a good choice for September planting because they’re a cold-weather herb. They’re also very easy to grow and care for.
• Dill is a great choice for September planting because it’s a hardy herb that can withstand cold weather. It’s also very easy to grow and care for.
• Mint is a great choice for September planting because it’s a fast-growing herb. It’s also very easy to grow and care for.
• Oregano is a great choice for September planting because it’s a drought-tolerant herb. It’s also very easy to grow and care for.
• Parsley is a great choice for September planting because it’s a versatile herb that can be used in a variety of dishes. It’s also very easy to grow and care for.
• Rosemary is a great choice for September planting because it’s a hardy herb that can withstand cold weather. It’s also very easy to grow and care for.
• Sage is a great choice for September planting because it’s a drought-tolerant herb. It’s also very easy to grow and care for.
• Thyme is a great choice for September planting because it’s a versatile herb that can be used in a variety of dishes. It’s also very easy to grow and care for.

  What to Plant in September in Oklahoma?

• Vegetables:
• Broccoli
• Cabbage
• Carrots
• Cauliflower
• Cucumbers
• Eggplant
• Lettuce
• Peppers
• Potatoes
• Tomatoes
• Fruits:
• Apples
• Grapes
• Melons
• Peaches
• Pears
• Plums
• Herbs:
• Basil
• Dill
• Mint
• Oregano
• Parsley
• Rosemary
• Sage
• Thyme

When to Plant in September in Oklahoma?

• Vegetables:
• Broccoli, cabbage, carrots, cauliflower, cucumbers, eggplant, lettuce, peppers, potatoes, tomatoes can be planted in early September.
• Sweet corn, pumpkins, winter squash, watermelons can be planted in late September.
• Fruits:
• Apples, grapes, melons, peaches, pears, plums can be planted in early September.
• Herbs:
• Basil, dill, mint, oregano, parsley, rosemary, sage, thyme can be planted in early September.

How to Care for Plants in September in Oklahoma?

• Water your plants regularly, especially during dry spells.
• Fertilize your plants monthly with a balanced fertilizer.
• Prune your plants as needed to remove dead or diseased branches.
• Protect your plants from pests and diseases by using organic pest control methods.
• Cover your plants with a layer of mulch to help retain moisture and protect the roots from the cold.

What to Do With Your Garden in September in Oklahoma?

• Harvest your crops as they ripen.
• Start planning for your next garden by cleaning up your garden beds and starting a compost pile.
• Enjoy the beauty of your garden and spend time relaxing in your outdoor space.

Additional Resources for Growing Vegetables in Oklahoma

• [Oklahoma State University Extension Service: Vegetable Gardening in Oklahoma](https://extension.okstate.edu/vegetables/)
• [University of Arkansas Cooperative Extension Service: Vegetable Gardening in Arkansas](https://extension.uark.edu/publications/Documents/P/P1411.pdf)
• [The Old Farmer’s Almanac: Vegetable Gardening in Oklahoma](https://www.almanac.com/gardening/vegetables/oklahoma)

there are many different vegetables, fruits, and herbs that can be planted in Oklahoma in September. By choosing the right plants for your climate and growing conditions, you can enjoy a bountiful harvest all season long.

Here are a few key takeaways from this article:

• The best time to plant most vegetables in Oklahoma is in the spring or fall.
• The most important factors to consider when choosing which vegetables to plant are your climate, growing conditions, and the amount of time and effort you are willing to put into gardening.
• Some of the best vegetables to plant in Oklahoma in September include tomatoes, peppers, eggplant, beans, cucumbers, squash, and pumpkins.
• By following these tips, you can successfully grow a variety of delicious vegetables in your Oklahoma garden.