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10 Easy Cool-Season Flowers to Plant From Seed

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Many beautiful flowers grow well during the cooler temperatures of mild winters, but buying several transplants can be expensive. Luckily, some flowers grow well from seeds planted directly in the garden. In this post, I’ll share my favorite cool-season flowers to plant from seed.


1. Calendula

  • Edible; medicinal uses.
  • Reseeds easily.
  • Early bloomer.
  • Often grown as a trap crop for aphids. 
  • Keep deadheaded to encourage blooms. 

Read this article for more information about how to grow calendula. Click here for seeds.


2. Cornflower (Bachelor Buttons)

  • Reseeds easily.
  • Good cut flower.
  • Many colors are available.
  • Easy to grow. 
  • Keep deadheaded to encourage blooms. 

Read this article for more information about how to grow bachelor buttons. Click here for seeds.

How to Grow Bachelor Buttons_ 5 Tips for Growing Cornflowers

3. Violas

Tips for Growing: Violets are charming little flowers that thrive in cool weather. Sow seeds directly into the garden about ¼ inch (6 mm) deep. Violets prefer partial shade and are great for attracting pollinators while adding color to your garden.

This article shares more information about how to grow violasClick here for seeds.


4. Hollyhock

  • Cottage garden favorite.
  • Many hollyhocks are biennials that grow strong root systems and foliage the first year. In the second year, they send up flowering shoots that produce seeds and then die.

This article shares more information about how to grow hollyhocksClick here for seeds.


5. Nasturtium

  • Edible.
  • Good companion and trap crop.
  • Overly-rich soil results in fewer blooms.
  • Reseeds readily. 

This article shares more information about how to grow nasturtiums. Click here for seeds.

How to Grow Nasturtiums_ How to Plant, Grow, and Care for Nasturtiums

6. Poppy

  • Many different varieties (California, Shirley, Iceland).
  • Reseeds easily.
  • Seed pods are beautiful.
  • Needs regular water.
  • Easy to grow. 

Read this article for more information about how to grow poppiesClick here for seeds.


7. Strawflower

  • Cutting central stem early produces fuller branching stems. 
  • Keep deadheaded to encourage blooms. 
  • Good cut flower.
  • Excellent for drying.

This article shares more information about how to grow strawflowersClick here for seeds.

10 Easiest Cool-Season Flowers to Plant From Seed

8. Sweet Peas

  • Prefer rich soil.
  • Need regular water.
  • Provide support or trellis for growing plants. 

Read this article for more information about how to grow sweet peas. Click here for seeds.

10 Cool-Season Flowers That Love Mild Winters

9. Alyssum

  • If planted from seed, thin seedlings.
  • Easy to grow.
  • Grows well in the sun or part shade.
  • Reseeds easily. 

This article shares more information about how to grow alyssum. Click here for seeds.

10 Easiest Cool-Season Flowers to Plant From Seed alyssum

10. Larkspur

  • Wildflower; reseeds heavily.
  • Several colors.
  • Easy to grow.
  • Attracts hummingbirds.
  • Click here for seeds.

Other cool-season flowers to plant from seed include African daisy, flax, and forget-me-not.

Looking for more ideas? Check out this post about my favorite cool-season flowers that love mild winters.


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