Orange Prince Nemesia Seeds – Orange Annual Flowers

Bring a warm splash of color to cool-season plantings with Orange Prince nemesia (Nemesia strumosa). Bright orange, orchid-like flowers rise above compact, bushy foliage, making this annual a cheerful choice for pots, window boxes, hanging baskets and border edging.

Imagine a pot of orange blooms beside your doorway, or a ribbon of flowers along a garden path. Pair Orange Prince with blue or purple spring flowers for a lively contrast without needing a mixed-color seed blend.

Choose Your Seed Size

Select 100 seeds, 1,000 seeds, 7 grams of seeds or a 1 oz pack listed at approximately 17,000 seeds. Weight-based seed counts are approximate. This listing is for planting seeds, not live plants or ready-planted containers. Orange Prince is a single named selection, not a mixed-color blend.

Plant Highlights

• Botanical name: Nemesia strumosa ‘Orange Prince’.
• Life cycle: Annual.
• Flowers: Bright orange, orchid-like blooms.
• Mature size: Approximately 8–12 inches tall and 6–10 inches wide.
• Best season: Cool weather, generally spring to early summer, with fall displays where conditions permit.
• Light: Full sun to partial shade; afternoon shade in hot climates.
• Soil: Rich, moist, well-drained soil; listed pH range 6.0–7.0.
• Uses: Pots, hanging baskets, window boxes and border edging.

When to Plant

For a spring display, start indoors approximately 6–8 weeks before your last expected frost. Gradually acclimate seedlings to outdoor conditions before transplanting, and protect tender plants from frost.

Late-summer sowing may suit a fall display where the local season allows enough time for establishment and flowering. Choose planting dates around local temperatures and frost patterns rather than a fixed calendar month.

Starting Seeds

Surface sow onto premoistened seed-starting mix. Do not cover the seeds, as light aids germination. Keep evenly moist without waterlogging at approximately 65–70°F. Germination typically takes 7–14 days under suitable conditions, although timing varies.

Provide bright light as seedlings develop. Space transplants approximately 6–8 inches apart, allowing airflow and room for mature growth.

Garden Care

Choose well-drained soil enriched with organic matter. Water regularly to maintain consistent moisture, especially during dry periods, without leaving roots in soggy ground.

Lightly pinch young plants to encourage branching and remove faded flowers to support further bloom. Apply a balanced fertilizer according to its label directions, adjusting feeding to the product and growing conditions.

Growing in Containers

Choose pots, baskets or window boxes with drainage holes and use a well-draining potting mix that retains some moisture. Allow room for each plant's mature spread rather than crowding seedlings.

Check moisture frequently, especially in hanging baskets and warm weather. Water thoroughly when needed and let excess water drain; avoid leaving containers standing in water. Provide afternoon shade during hot conditions and feed according to fertilizer label directions.

Seasonal Expectations

Orange Prince is best enjoyed as a cool-season annual. Seeds need time to germinate and establish before producing flowers; they do not arrive in bloom. Flowering time and duration depend on planting date, light, temperature and care.

Extreme heat can slow or stop flowering. Blooms may return when temperatures cool, but rebloom is not guaranteed. Protect tender plants from frost and plan for a seasonal display rather than year-round flowers.

Planting Combinations

Combine with pansies, violas, snapdragons or alyssum suited to the same seasonal conditions. Blue, purple or yellow companions can add contrast to Orange Prince's bright blooms.

Seed Safety

For ornamental planting only. Do not eat the seeds or use them as food, animal feed or sprouts. Keep packets away from children and pets, supervise children during sowing and wash hands after handling.

Store unused seeds in their labeled packaging in a cool, dry place, separate from food. Follow any additional handling instructions supplied with the packet.