Getting your hands dirty in the Natural State is a rewarding experience. Gardening in Arkansas offers a unique set of opportunities and challenges thanks to our diverse climate and soil. Whether you’re in the Ozark highlands or the Delta plains, a little local know-how goes a long way.
This guide will help you work with Arkansas’s conditions to grow a beautiful and productive garden. We’ll cover everything from understanding your soil to picking the right plants for each season.
Gardening in Arkansas – for the Natural State
Your success starts with understanding where you are. Arkansas has three primary USDA Hardiness Zones: 6b in the north, 7a and 7b through the center, and 8a in the south. This means your growing season can vary from about 180 days in the north to over 220 days in the south.
The state also features distinct regions. The northwest has rocky, acidic soil. The central region has more loam. The eastern Delta has rich, deep clay that holds nutrients but can drain poorly.
Getting to Know Your Arkansas Soil
Before you plant a single seed, get a soil test. It’s the best investment you can make. The University of Arkansas Cooperative Extension Service offers affordable kits. The results will tell you exactly what your soil needs.
Most Arkansas soil benefits from added organic matter. Here’s how to improve it:
- Add compost: Mix in 2-4 inches of well-rotted compost each season.
- Use cover crops: In winter, plant clover or rye to protect and enrich bare soil.
- Mulch generously: Apply 3 inches of pine straw, leaves, or wood chips to retain moisture and suppress weeds.
- Purple Coneflower (Echinacea purpurea)
- Black-eyed Susan (Rudbeckia hirta)
- Arkansas Bluestar (Amsonia hubrichtii)
- Virginia Sweetspire (Itea virginica)
- Eastern Red Columbine (Aquilegia canadensis)
- Lettuce, spinach, and kale
- Broccoli, cauliflower, and Brussels sprouts
- Radishes, carrots, and beets
- Peas and potatoes
- Tomatoes, peppers, and eggplants
- Okra, southern peas, and sweet corn
- Cucumbers, squash, and melons
- Beans (both bush and pole varieties)
- Water deeply in the early morning. This allows leaves to dry and gets water to the roots.
- Use soaker hoses or drip irrigation to keep foliage dry and conserve water.
- Apply a thick layer of mulch to keep soil temperatures cooler and reduce evaporation.
- Provide afternoon shade for sensitive plants using taller plants or shade cloth.
- Daylilies: Tough, adaptable, and come in many colors.
- Phlox: Great for color, but choose mildew-resistant varieties like ‘David’ (white).
- Lantana: Thrives in full sun and heat, attracting butterflies all summer.
- Salvia: Blooms repeatedly and is drought-tolerant once established.
Top Native Plants for Arkansas Gardens
Native plants are adapted to our climate and support local wildlife. They typically require less water and care once established. Consider adding these sturdy beauties:
Planning Your Vegetable Garden Calendar
Arkansas’s long, hot summers mean you can grow two or even three crops in the same space. The key is timing your plantings around the heat.
Cool-Season Crops (Plant Feb-Mar & Aug-Sep)
These vegetables thrive in cooler temperatures and can handle a light frost. Get them in the ground early spring or for a fall harvest.
Warm-Season Crops (Plant After Last Frost, Apr-May)
Wait until the soil is warm and all danger of frost has passed. This is usually mid-April in the south and early May in the north.
Dealing with Arkansas Heat and Humidity
July and August can be tough on plants and gardeners. High humidity encourages fungal diseases like powdery mildew and blight. Consistent watering is crucial, but how you water matters most.
Follow these steps to beat the heat:
Common Pests and Natural Solutions
You’ll meet some familiar garden foes here. The good news is you can manage them without harsh chemicals.
Japanese Beetles: These metallic pests skeletonize leaves. Hand-pick them in the cool morning and drop them into soapy water. Neem oil can also deter them.
Squash Vine Borers: They cause healthy squash plants to suddenly wilt. Wrap the base of stems with aluminum foil at planting time to prevent egg-laying. If you see frass (sawdust-like waste), you can carefully slit the stem and remove the borer.
Tomato Hornworms: These large green caterpillars can defoliate a plant quickly. Look for them and pick them off. If you see one with white rice-like cocoons on its back, leave it—those are parasitic wasps that will help you next year.
Tips for a Stunning Arkansas Flower Garden
For continuous color, choose plants with staggered bloom times. Start with spring-blooming bulbs like daffodils, which are largely ignored by deer. Then, transition to summer perennials that can take the heat.
Some reliable performers include:
Don’t forget to include shrubs like hydrangeas (especially the panicle types like ‘Limelight’) and crape myrtles for structure and long-lasting summer color.
Essential Fall and Winter Garden Tasks
When autumn arrives, it’s time to prepare for next year. Clean up spent vegetable plants to reduce pest and disease carryover. But, leave some seed heads on flowers like coneflowers to feed birds through the winter.
Fall is also the best time to plant trees, shrubs, and perennials in Arkansas. The warm soil and cooler air allows roots to establish before the summer stress. It’s also the ideal time to plant spring-flowering bulbs like tulips and daffodils.
In winter, focus on planning. Order seed catalogs and sketch out your garden rotation. Test and clean your tools so they’re ready for spring. You can also grow a cover crop in empty vegetable beds to protect the soil.
FAQ: Gardening in Arkansas
What is the best month to start a garden in Arkansas?
It depends on the crop. You can start cool-season crops in late February to March. For warm-season crops like tomatoes, wait until after the last average frost date, which is typically mid-April to early May.
What vegetables grow good in Arkansas heat?
Okra, southern peas (black-eyed peas, crowder peas), sweet potatoes, peppers, and eggplant are all excellent choices. They thrive in our long, hot summers.
How do I improve heavy clay soil in my Arkansas garden?
The long-term solution is adding organic matter. Each year, incorporate compost, well-rotted leaves, or aged manure. Avoid tilling wet clay, as it damages the soil structure.
What are some easy flowers to grow for beginners in Arkansas?
Start with zinnias, marigolds, pentas, and sunflowers from seed. For perennials, try purple coneflower, black-eyed Susan, and daylilies. They are all tough and forgiving.
When should I prune my crape myrtles in Arkansas?
Prune in late winter while they are still dormant, before new growth begins in March. Avoid severe “topping,” which is harmful. Instead, just remove crossing branches and suckers to maintain a good shape.
Gardening in Arkansas connects you to the rhythm of the Natural State. By choosing the right plants and timing your tasks, you can create a space that’s both resilient and full of life. Remember to start with a soil test, respect the summer heat, and don’t be afraid to get a little muddy. The rewards are well worth the effort.