How to Grow and Care for Nemesia Flower Plants

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About Growing Nemesia Plants in Your Home Flower Garden

You’re just going to love growing Nemesia flowers in your garden this year. Nemesia plants are a trouble-free, cool weather plant, that you will certainly want to include in your flower garden this year!

Cheery Nemesia is a brightly colored plant with striking flower clusters. Solid and bi-color flowers include orange, red, pink, yellow, and white. The flowers of this easy-to-grow, trouble-free plant, will bloom from spring thru summer.

The plants are native to South Africa. They are related to Snapdragons and include over 70 species.

Try growing Nemesia in borders, flower beds, window boxes, and containers.

Nemesia flowers attract hummingbirds and butterflies.

Nemesia makes good-cut flowers, too.

Flowers Bloom:  Spring thru Summer

Plant Height: 1 to 2 feet

Nemesia Plant Propagation

Nemesia is grown from seeds. Sow Nemesia seeds directly into your flower garden after the soil has warmed and air temperatures reach above 60 degrees. You can also sow seeds indoors, six weeks before the last frost.

Plants can also be propagated by rooting cuttings.

Days to Germination: 7 – 14

How to Grow Nemesia Plants

Nemesia is an easy-to-grow, cool weather plant. The plants do not like high heat and humidity. It withstands frost better than most flower plants.

Grow plants in full sun to partial shade.

Plants like rich organic soil with plenty of humus. Mix plenty of compost into the planting site.  

Fertilize plants monthly, with a general-purpose fertilizer.

Keep the soil moist, not wet.

Deadhead spent blooms.

Garden Tip: To stimulate another wave of blooms, cut plants back by half in midsummer.

Ideal Soil pH: 5.5 – 7.5.

Insects and Plant Disease

Insect and disease problems are not common. If insect or disease problems occur, treat early with organic or chemical insect repellents and fungicide.

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