8 Herbs With Blue Flowers

Raul is an Editor at BalconyGardenWeb and an expert in flower and herb cultivation based in Phoenix, Arizona. A frequent speaker at horticultural events, he is also an active contributor to Facebook flower groups. Holding an MBA degree, Raul blends his gardening skills with strong leadership and analytical abilities.
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Herbs With Blue Flowers offer a striking combination of blooms and foliage, something you cannot go wrong with in pots!

We all know herbs are something we just grow for leaves that we snip and use in the kitchen, right? But how about some beautiful herbs with blue flowers that you can grow for ornamental purposes? Check them out!

Herbs With Blue Flowers

1. Borage

Botanical Name: Borago officinalis

You’ll love this annual herb with blue flowers that have a unique star-like shape. Its leaves and blooms have many culinary and health-related properties.

It is best for companion planting and pairs best with spinach, brassica, strawberries.

2. Sage

Botanical Name: Salvia spp.

Some varieties of sage, such as Salvia officinalis and Salvia farinacea have blue-purple flowers that makes it stand out in the midst of typical foliage specimens.

Give it plenty of sunlight, and watch it bloom!

3. Rosemary

Botanical Name: Rosmarinus officinalis

Rosemary is not only used as a decorative plant in gardens but is also famous for its medicinal and cooking applications. Once you grow this herb, you don’t need to buy it again as it can be regrown from cuttings.

4. Lavender

Botanical Name: Lavandula spp.

Next on the list of herbs with blue flowers is a popular one and we are sure you must have one, too! Be it cooking or simply using it to add fragrance, lavender is a fantastic choice for containers!

5. Hyssop

Botanical Name: Hyssopus officinalis

Hyssop is a drought-tolerant herb that is harvested twice a year—one at the end of spring and another at the beginning of autumn.

You can grow it as a border plant, as edging, or simply as a container specimen, too.

6. Blue Pea Flower

Botanical Name: Clitoria ternatea

Another herb famous for its blue blooms is the blue pea flower. Its edible blossoms are used for culinary purposes and have medicinal properties.

For best growth, use well-draining soil and make sure it gets a minimum of 4-5 hours of direct sunlight every day.

7. Cuban Oregano

Botanical Name: Plectranthus caninus

Cuban Oregano, also popular as Mexican mint, is a fragrant herb with small blue flowers. Though not a true oregano, it has a flavor and aroma like one.

Beyond its culinary uses, it has many medicinal applications, too.

8. Coleus Barbatus

Botanical Name: Plectranthus barbatus

This semi-succulent herb is a part of Ayurvedic medicine for centuries. Coleus Barbatus is a versatile ornamental plant, where you can grow it in garden borders, or on a sunny balcony or patio, in containers.

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