Spring Flowers That Add Easy May Color

Fresh color for your spring garden starts here. Shop hardy garden plants for Zones 3-9, including the Blush & Bloom Trio and Red Hot Trio.

📅 May 30, 2026 ⏱️ 5 min read

What are the best spring flowers to buy?

W ant faster color in your beds this May? Our Blush & Bloom Trio for spring flowers is the first place we’d send you because it packs three pink perennials into one easy pick: Milkweed, Tall Phlox, and Wild Geranium. Then we bring in the Red Hot Trio for colorful flowers when you want stronger contrast, with Red Cardinal Lobelia, Red Wake Robin Trillium, and Spigelia Indian Pink. If you want soft color, pollinator traffic, and a planting that comes back for years, Blush & Bloom Trio is the better fit. If you want deeper red tones and more woodland character, Red Hot Trio gives you that. Keep in mind, though, the red mix likes moist soil with organic matter, while Milkweed in the pink mix wants drainage. How to choose the right spring flowers? Choose by light and soil first. Blush & Bloom Trio works well when you have full sun for Phlox and Milkweed, plus a spot with partial shade for Wild Geranium. Red Hot Trio is stronger for shaded beds, damp edges, and gardeners asking how to plant spring seeds but wanting established garden plants instead of starting from scratch. In this guide, we’ll show you where each trio fits best in a spring garden, which garden flowers help pollinators most, and how these colorful flowers can shape easy May planting plans.
  • Blush & Bloom Trio includes Milkweed, Tall Phlox, and Wild Geranium in planting zones 3-9
  • Red Hot Trio includes Red Cardinal Lobelia, Red Wake Robin Trillium, and Spigelia Indian Pink for moist, partly shaded spaces
  • Both trios are perennial garden plants that return for years with basic care
  • You’ll see where each trio works best for pollinators, borders, and shade garden plants


Shop Spring Flowers and Garden Plants for Fast May Color

If your spring garden needs color now, this mix gives you two outdoor planting trios plus two easy gift and decor picks. We included Blush & Bloom Trio pink perennial spring flowers, Red Hot Trio r...


Two Easy Trios for a Brighter May Garden

May is when spring flowers earn their keep. We like using ready-picked plant groups that solve color fast, especially when you want a fuller spring garden without guessing what works together. In this post, we’re focusing on two TN Nursery trios that cover sunny beds, part-shade corners, and pollinator traffic. And if you want one indoor project too, our terrarium plants kit for indoor spring color gives you a small-space option that fits a table, shelf, or office.

What are the best spring flowers to buy?

For easy color with clear planting needs, we’d start with the Blush & Bloom Trio pink spring flowers and the Red Hot Trio red garden flowers. Both are perennial mixes for zones 3-9, and both arrive as grouped sets that take the guesswork out of pairing bloom color and habit.

Garden flowers with built-in contrast

  • Blush & Bloom Trio: Milkweed, Tall Phlox, and Wild Geranium in pink tones. Best for borders, beds, and pollinator planting.
  • Red Hot Trio: Red Cardinal Lobelia, Red Wake Robin Trillium, and Spigelia Indian Pink. Best for moist soil, dappled light, and bold color.
  • Terrarium Plants Kit: A closed-container planting option that thrives indoors and works well when outdoor beds are still in progress.

The pink trio gives you softer colorful flowers and more flexibility. Milkweed wants full sun and well-drained soil, Tall Phlox likes fertile soil, and Wild Geranium handles partial shade and even heavier clay. The red trio is moodier and richer. But keep this in mind: it asks for more moisture and organic matter, so it is not the pick for a dry strip by the driveway.

How to choose the right spring flowers?

Match the trio to your light and soil first. Then match it to how you actually use the space. If you are planting flowers near a path or mailbox bed, Blush & Bloom is easier to place. If you have a rain garden edge, pond side, or woodland-style bed, Red Hot fits better.

  1. Choose Blush & Bloom for mixed sun, pink tones, and pollinator value.
  2. Choose Red Hot for richer color, moist ground, and hummingbird-friendly planting.
  3. Choose the Terrarium Plants Kit when you want indoor garden plants that thrive in a closed container and need only occasional ventilation.

“If your yard has both sun and part shade, the pink trio is usually the easier first pick. If you have a damp bed, go red.”

So, which one would we plant first in May? For most homes, Blush & Bloom. It handles more common conditions, and the long bloom window gives you color that keeps working after early spring fades.


Frequently Asked Questions

What are the best spring flowers to buy for easy color in May?

For a fast color boost, we’d start with spring flowers that come grouped with different bloom habits. Our Blush & Bloom Trio includes Milkweed, Tall Phlox, and Wild Geranium, so you get pink tones plus a mix of sun and partial-shade performance. Our Red Hot Trio gives you Red Cardinal Lobelia, Red Wake Robin Trillium, and Spigelia Indian Pink for stronger red color and pollinator activity. If you want indoor color while you plan your spring garden, our Terrarium Plants Kit works well on a table or desk and thrives in a closed container.

How do I choose between Blush & Bloom Trio and Red Hot Trio?

Choose Blush & Bloom Trio if your planting area gets more sun and you want softer pink color. Milkweed likes full sun and well-drained soil, Tall Phlox prefers fertile soil with sun to light shade, and Wild Geranium handles partial shade and moist soil. Choose Red Hot Trio if your space stays evenly moist and gets dappled light. Red Cardinal Lobelia likes moist to wet soil, Trillium rubrum fits woodland-style beds, and Spigelia Indian Pink handles sun or shade. Keep in mind, Red Hot Trio asks for more consistent moisture than the pink trio.

Can I plant these trios in shade or mixed-light garden beds?

Yes, but placement matters. In Blush & Bloom Trio, Wild Geranium is the flexible one for partial shade, while Milkweed and Tall Phlox do better with stronger light. In Red Hot Trio, all three can work in mixed-light areas, especially where you get morning sun and afternoon shade or filtered woodland light. So if you’re building around shade garden plants, Red Hot Trio is usually the easier fit.

How should I plant and care for these garden plants after they arrive?

Start by loosening the soil and mixing in compost. Blush & Bloom Trio likes spacing too, especially Tall Phlox at about 18 to 24 inches apart. Water regularly at first, then ease back once the plants settle in. For Red Hot Trio, keep the soil richer and more consistently moist, then add mulch around the base. And if you’re wondering about how to plant spring seeds, the Terrarium Plants Kit is different because it is built for enclosed indoor growing rather than outdoor beds.

Is the Terrarium Plants Kit a good match if I also shop flowers for outdoor beds?

Yes, if you want one indoor project and one outdoor planting plan. Our Terrarium Plants Kit is made for decor use, ships as bare-root, and includes plants that thrive in a closed container. It is also suited for making an ecosphere and for frog enclosures. But it is not a substitute for outdoor border color like Blush & Bloom Trio or Red Hot Trio. Think of it as a separate indoor layer while your outdoor planting flowers take off.

How does shipping work for these products?

We ship all items with 3-4 day ground shipping. For Blush & Bloom Trio and Red Hot Trio, the product details also list custom shipping information of 10-12 days, so that is the product-specific timing to keep in mind when you order. If you need help before buying, you can reach us at customerservice@tennesseewholesalenursery.com.

Do you accept returns, refunds, or offer a warranty?

We do not offer refunds, and we do not accept returns. We also do not offer a warranty on any product unless an extended warranty is purchased at the time of order. If there is an issue that qualifies, we will offer a reshipment. You can contact us at customerservice@tennesseewholesalenursery.com or write to Tennessee Wholesale Nursery, 12847 State Route 108, Altamont TN 37301, United States.


Plant spring flowers with bold color

Bring quick May color home with Blush & Bloom Trio and Red Hot Trio. Add the Terrarium Plants Kit for indoor green texture, or send a Digital Gift Card when you want someone to pick their own garde...

Tammy Sons, Horticulture Expert

Written by Tammy Sons

Tammy Sons is a horticulture expert and the CEO of TN Nursery, specializing in native plants, perennials, ferns, and sustainable gardening. With more than 35 years of hands-on growing experience, she has helped gardeners and restoration teams across the country build thriving, pollinator-friendly landscapes.

Learn more about Tammy →