Firmament, Cynoglossum Seed

Firmament Chinese Forget-Me-Not Seed

Clouds of blue stars create effortless bouquet filler
Airy stems rise above soft fuzzy foliage
Award-winning annual thrives in cool-season cut-flower plantings
Harvest when several florets open for best vase life

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Key Attributes

Botanical Name

Cynoglossum amabile

Days to maturity

80 Days

Sun

Full Sun

Packet

125 Seeds

About Firmament, Chinese Forget-Me-Not Seed, Chinese Forget-Me-Not Seed

Firmament Cynoglossum, commonly known as the "Chinese Forget-Me-Not," features charming, star-shaped flowers that typically bloom in shades of blue and white. The delicate blooms are held above rosettes of fuzzy, lance-shaped leaves, creating a soft, inviting appearance in the garden. These flowers have a lovely, subtle fragrance that attracts pollinators like bees and butterflies, making them a favorite among gardeners looking to enhance biodiversity.

Growing details

Planting

Sow Depth

1/4"

Days to Germination

7–14 days

Germination Type

A - No Pretreatment

In-row plant spacing

9-12"

Plant profile

Life Cycle

Annual

Plant Height

36 inches

Growth Habits

Upright

Seed & variety

Seeds Per Ounce

5,813

Color

Blue

Seed Type

Open Pollinated

Before Planting

Chinese Forget-Me-Not grows best in a full-sun site with well-drained soil and good air circulation. Remove perennial weeds, loosen compacted ground, and incorporate modest compost without making the bed overly rich. Prepare a fine, firm seedbed. No seed pretreatment is normally required; use fresh seed and follow the sowing conditions in the Planting guidance.

Planting

Direct sow Chinese forget-me-not in early spring, or start indoors 6–8 weeks before the last frost. Cover seed lightly and keep the medium evenly moist until emergence. Provide strong light and airflow, harden transplants gradually, and space plants 6–12 inches apart.

Watering

Water Chinese forget-me-not regularly during establishment, then according to soil dryness and weather. Apply water deeply at the root zone, allowing excess moisture to drain and avoiding prolonged saturation.

Fertilizer

Apply balanced fertilizer to Chinese forget-me-not during active growth according to soil-test and label recommendations. Feed lightly rather than frequently, and avoid high nitrogen that encourages weak growth.

Harvesting

Cut Chinese forget-me-not flowers when blooms are well colored and at the opening stage best suited to display. Harvest during the cool morning with clean shears, leaving healthy foliage for continued flowering.

Tips

Observe Chinese forget-me-not regularly and address support, weeds, and crowding before they become difficult. Remove damaged growth with clean tools and retain selected seed only when reseeding is desired.

Pests & Diseases

Powdery mildew, Botrytis, damping-off, and leaf spots are the likeliest problems on Chinese forget-me-not. Dense basal foliage holds moisture, so thin plants before flowering and remove spent stems. Seedlings that collapse at the soil line should be discarded along with the contaminated starting mix.

Common insect and slug problems on Chinese forget-me-not include aphids, thrips, mites, Japanese beetles, slugs, and caterpillars. Avoid treating on a schedule; confirm the pest, gauge the damage, and use the least disruptive effective control.