How to Grow Chinese Forget-Me-Nots From Seed

To grow Chinese forget-me-nots (Cynoglossum amabile), sow seeds in well-drained soil, cover them lightly, and keep the seedbed moist until seedlings emerge. Choose sun or partial shade, and give plants enough space for good airflow.

With their sprays of small blue flowers, Chinese forget-me-nots are a lovely addition to borders and cottage gardens. Whether you’re planting seeds from a Bloom Street Packets favor or adding flowers to your garden, these steps will help you get started.

Chinese forget-me-nots: Growing basics

• Botanical name: Cynoglossum amabile.

• Plant type: Usually grown as an annual.

• Light: Sun or partial shade; afternoon shade is helpful in hot climates.

• Soil: Well-drained soil.

• Planting time: Spring, with timing adjusted to your local conditions.

• Seed depth: Cover lightly with soil, following your packet.

• Germination: Often about 5–10 days at 65–70°F.

• Spacing: Approximately 9–12 inches apart.

This guide covers Chinese forget-me-nots, which are different from the Myosotis species also commonly called forget-me-nots.

When should you plant Chinese forget-me-not seeds?

You can sow seeds directly outdoors or start them indoors for transplanting.

• Direct sowing: Sow in spring when the soil can be worked and conditions suit your seed packet’s instructions.

• Indoor starting: Start approximately 3–4 weeks before your last expected spring frost.

• Transplanting: Move indoor-grown seedlings outside after frost danger has passed.

Use local frost dates rather than fixed months to plan your planting.

Where do Chinese forget-me-nots grow best?

Choose a location with good drainage and room for air to circulate.

• In cooler climates: A sunny spot can work well.

• In hotter climates: Morning sun with afternoon shade can help protect plants from intense heat.

• In any climate: Avoid persistently waterlogged soil.

Chinese forget-me-nots prefer cooler growing conditions. Long periods of summer heat can reduce flowering.

How do you sow seeds directly in the garden?

1. Remove weeds and debris from the planting area.

2. Loosen and smooth the soil surface.

3. Sow seeds thinly to reduce crowding.

4. Cover lightly with soil, following your packet’s depth instructions.

5. Water gently and keep the seedbed evenly moist.

These seeds need darkness to germinate, so do not leave them uncovered on the surface.

How do you start Chinese forget-me-nots indoors?

Use seed-starting containers with drainage holes and a seed-starting mix.

• Moisten the mix before sowing.

• Sow seeds and cover lightly.

• Keep the mix moist without saturating it.

• Aim for a germination temperature around 65–70°F.

• Provide bright light as soon as seedlings emerge.

A heated propagator is unnecessary if your growing space already provides suitable temperatures.

Before transplanting, gradually introduce seedlings to outdoor sunlight, wind, and temperature changes.

How far apart should you thin seedlings?

Thin or transplant seedlings to approximately 9–12 inches apart, unless your packet recommends otherwise.

Adequate spacing:

• Gives plants room to develop.

• Improves airflow.

• Makes watering and weeding easier.

• Helps reduce conditions that favor powdery mildew.

Snip unwanted seedlings at soil level if pulling them would disturb neighboring plants.

How often should you water Chinese forget-me-nots?

Keep seeds and young seedlings consistently moist while they establish.

As plants grow:

• Check soil moisture before watering.

• Water at the base of the plants.

• Avoid leaving soil saturated.

• Adjust watering to rainfall, heat, and drainage.

Good airflow and careful watering help limit fungal problems.

Will Chinese forget-me-nots return every year?

They may return through self-seeding, but do not assume the original plants will survive every winter.

Chinese forget-me-nots are commonly grown as annuals. Their life cycle can vary with climate, and new seedlings may appear where seeds have fallen.

How do you prevent unwanted self-seeding?

Remove spent flowers and developing seed heads before the seeds mature.

• Check plants regularly after flowering.

• Remove unwanted seedlings while they are small.

• Keep seed-bearing stems out of areas where you do not want new plants.

• Remember that containers do not completely prevent seeds from spreading.

The textured seeds can attach to animal fur or clothing, helping them travel beyond the original planting spot.

Can you grow Chinese forget-me-nots in containers?

Yes. Choose a container with drainage holes and enough room for the plants to develop.

• Use a well-draining potting mix.

• Avoid crowding seedlings.

• Check moisture regularly.

• Provide afternoon shade if your container becomes very hot.

Remove seed heads if you want to limit reseeding around the container.

Small flowers with a meaningful connection

Growing forget-me-nots can be a thoughtful way to mark an occasion or remember someone special.

If your seeds arrived in a Bloom Street Packets forget-me-not favor, we hope tending them brings moments of beauty and connection.