As winter fades away, March is the perfect time to prepare your garden for a colorful and lively spring. With the right selection of flowers, you can enjoy a vibrant display that lasts well into summer. Discover some of the best flowers to plant in March to add beauty and brightness to your outdoor space.
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What To Plant in March for a Colorful, Blooming Yard

Some flowers to plant in early spring for a vibrant garden are Zinnias, Globe Amaranth, Marigolds, Sunflowers, and Borage. You can also consider planting early spring bloomers such as snowdrops, crocuses, and daffodils. Remember to check specific planting instructions for your region.
Here are some fast-growing flowers you can consider for a quick burst of color in your garden:
1. Marigolds: A Burst of Gold and Orange
Marigolds (Tagetes) are one of the easiest flowers to grow, making them an excellent choice for both beginner and experienced gardeners. These cheerful blooms come in shades of yellow, orange, and gold, instantly brightening up any garden bed or container. Marigolds are also known for their ability to repel pests, making them a great companion plant for vegetables like tomatoes and peppers.
Planting Tips:
- Sow marigold seeds directly in well-draining soil with plenty of sunlight.
- Keep the soil moist but not soggy.
- Deadhead spent blooms to encourage continuous flowering.
2. Petunias: A Cascade of Color
Petunias (Petunia spp.) are a spring favorite known for their abundant and long-lasting blooms. Available in various shades of pink, purple, red, and white, petunias can be planted in flower beds, hanging baskets, or window boxes for a beautiful cascading effect. Their fragrance also attracts pollinators like butterflies and hummingbirds.
Planting Tips:
- Start petunias from seeds indoors about six to eight weeks before the last frost.
- Transplant them outdoors once the soil has warmed up.
- Provide full sun and well-draining soil for best growth.
3. Sunflowers: Tall and Cheerful Giants

Sunflowers (Helianthus annuus) bring a sense of joy and warmth to any garden. These towering beauties not only add height and drama but also provide food for pollinators and birds. Whether you choose classic yellow varieties or unique reds and oranges, sunflowers are sure to be a showstopper.
Planting Tips:
- Sow sunflower seeds directly into the soil after the last frost.
- Choose a sunny spot with well-draining soil.
- Water regularly but avoid overwatering to prevent root rot.
How do I prepare my garden for spring planting?

Preparing your garden for spring planting involves a few key steps to ensure a successful growing season. Here’s a concise guide to get you started:
1. Clean Up Debris
- Remove old plant material, leaves, and any debris from your garden beds to prevent pests and diseases.
2. Test Your Soil
- Check the pH and nutrient levels of your soil. You can buy a soil testing kit or send a sample to a local extension service.
3. Amend the Soil
- Based on your soil test results, add compost, aged manure, or other amendments to improve soil structure and nutrient content.
4. Tillage
- Lightly till or turn the soil to aerate it and mix in any amendments. This can also help break up any compacted soil.
5. Plan Your Layout
- Decide where you want to plant different types of flowers or vegetables based on their sunlight and space requirements.
6. Start Seeds Indoors (if applicable)
- If you wish to grow annuals or veggies from seed, start them indoors about 6-8 weeks before the last frost date.
7. Mulch
- Once planted, apply a layer of mulch or use landscape fabric to help retain soil moisture and suppress weeds.
8. Watering
- Ensure your garden is adequately watered before and after planting, but avoid waterlogging.
By following these steps, you’ll set a solid foundation for a vibrant and healthy garden this spring!
Tips for a Thriving Spring Garden
- Prepare the soil: Enrich the soil with compost or organic matter before planting.
- Water wisely: Water deeply but less frequently to encourage strong root growth.
- Mulch for protection: Mulch helps retain moisture and prevents weeds from competing with your flowers.
- Fertilize appropriately: Use a balanced fertilizer to boost growth and flowering.
By planting marigolds, petunias, and sunflowers in March, you can enjoy a vibrant and colorful garden throughout the season. With a little care and attention, your garden will soon be bursting with life, bringing joy and beauty to your outdoor space.