Bright Red-Orange Flowers
Produces attractive flower clusters with red-orange petals and contrasting yellow centers.
Tropical Milkweed Seeds for Sale
Suitable for home gardening use
Regular price
Rs. 16.99 INR
Sale price
Rs. 16.99 INR
Regular price
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Product description
Tropical Milkweed Seeds
Tropical Milkweed, scientifically known as Asclepias curassavica, is an ornamental flowering perennial commonly grown as an annual in cooler climates. It produces striking clusters of red-orange flowers with bright yellow centers and narrow green leaves. Native to tropical regions of the Americas, this plant is valued for its long flowering season and attractive appearance in containers, flower borders, and garden landscapes. It grows best in full sun and well-drained soil.
Bloodflower
Red-Orange Flowers
Tropical Perennial
Ornamental Garden Plant
Key Features
Butterfly Host Plant
Serves as a larval host plant for monarch butterflies and provides flowers visited by other pollinators.
Upright Growth Habit
Develops upright stems with narrow green leaves, typically reaching 2–3 feet tall.
Long Flowering Season
Produces colorful flowers from spring through fall in suitable growing climates.
Product Highlights
Scientific name Asclepias curassavica
Commonly called Bloodflower
Red-orange flowers with yellow centers
Tropical flowering perennial
Typically grows 2–3 feet tall
Blooms from spring through fall
Prefers full sunlight
Suitable for containers and garden borders
Specifications
| Scientific Name | Asclepias curassavica |
| Common Name | Tropical Milkweed; Bloodflower; Scarlet Milkweed; Sunset Flower |
| Plant Family | Apocynaceae |
| Seed Type | Ornamental Flower Seeds |
| Growth Habit | Upright, branching tropical perennial |
| Flower Color | Red-orange with yellow centers |
| USDA Hardiness Zones | Approximately Zones 8b–11; grown as an annual in colder climates |
| Planting Season | Spring after the last frost; indoors 8–10 weeks before the last frost |
| Seed Starting | Start indoors or sow outdoors in warm, frost-free conditions |
| Germination Time | Approximately 14–21 days under suitable conditions |
| Germination Temperature | Room temperature, approximately 65–75°F |
| Sunlight | Full Sun to Partial Shade |
| Soil Requirements | Light, fertile, well-drained soil |
| Watering | Moderate watering; maintain consistent moisture during establishment |
| Mature Plant Size | Approximately 2–3 feet tall |
| Plant Spacing | Approximately 18–24 inches |
| Blooming Season | Spring through Fall |
| Plant Uses | Containers, Flower Borders, Ornamental Gardens, and Landscape Plantings |
Growing Guide
Step 1: Prepare the Seeds
Soak Tropical Milkweed seeds in water overnight before planting if desired. This can help soften the hard seed coat and support more uniform germination.
Soak Tropical Milkweed seeds in water overnight before planting if desired. This can help soften the hard seed coat and support more uniform germination.
Step 2: Prepare the Soil
Choose a sunny planting location with light, fertile, well-drained soil. For indoor starting, use a suitable seed-starting mix in containers with drainage holes.
Choose a sunny planting location with light, fertile, well-drained soil. For indoor starting, use a suitable seed-starting mix in containers with drainage holes.
Step 3: Sow the Seeds
Start seeds indoors approximately 8–10 weeks before the last expected frost. Sow seeds lightly in the growing medium and cover with a thin layer of soil.
Start seeds indoors approximately 8–10 weeks before the last expected frost. Sow seeds lightly in the growing medium and cover with a thin layer of soil.
Step 4: Provide Warmth and Moisture
Keep the growing medium lightly moist and provide suitable warmth. Seeds generally germinate within 2–3 weeks under favorable conditions. Transplant seedlings outdoors after the danger of frost has passed.
Keep the growing medium lightly moist and provide suitable warmth. Seeds generally germinate within 2–3 weeks under favorable conditions. Transplant seedlings outdoors after the danger of frost has passed.
Step 5: Maintain Healthy Growth
Grow plants in full sun and water regularly during establishment. Remove damaged leaves and monitor aphids. In warm regions, monitor unwanted spreading and follow local recommendations for tropical milkweed management.
Grow plants in full sun and water regularly during establishment. Remove damaged leaves and monitor aphids. In warm regions, monitor unwanted spreading and follow local recommendations for tropical milkweed management.
Add Tropical Color with Tropical Milkweed
Tropical Milkweed brings vibrant red-orange flowers and attractive green foliage to sunny garden spaces. Its upright growth and extended flowering season make it suitable for containers and ornamental borders in appropriate climates. Provide warm growing conditions, well-drained soil, and regular care for healthy plants. Check regional recommendations before planting, as tropical milkweed can create ecological concerns in some warm areas.
Frequently Asked Questions
Find helpful answers about Tropical Milkweed seed germination, monarch butterflies, and growing conditions.
How do you germinate Tropical Milkweed seeds?
Soak Tropical Milkweed seeds in water overnight before sowing if desired. Plant them in a well-drained seed-starting mix, cover lightly with soil, and maintain consistent moisture. Keep the containers at approximately 65–75°F. Seeds typically germinate within 2–3 weeks under suitable conditions. Start indoors 8–10 weeks before the last expected frost for earlier flowering.
Is Tropical Milkweed good for monarch butterflies?
Tropical Milkweed can serve as a food plant for monarch caterpillars, but it is not recommended as a universal monarch conservation planting. In warm, frost-free regions, it can remain green and flowering throughout the year, potentially disrupting normal monarch migration patterns. It can also contribute to the buildup of the OE parasite (Ophryocystis elektroscirrha). Where monarch habitat is the goal, locally native milkweed species are generally the better choice. Follow regional conservation guidance.
Should Tropical Milkweed be cut back in the fall?
In warm regions where Tropical Milkweed continues growing through winter, seasonal cutting back is recommended by some conservation and extension programs to reduce year-round foliage and potential OE parasite buildup. In Florida, UF/IFAS recommends cutting the plant to the ground in fall if it is grown. However, regional advice varies, and replacing non-native tropical milkweed with locally native milkweed is preferable for supporting monarch conservation.