Brilliant Tubular Flowers
Produces attractive tubular flowers, commonly in bright crimson-red shades with contrasting white markings that create a beautiful garden display.
Hartwegii Penstemon 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
Hartwegii Penstemon Seeds
Hartwegii Penstemon, scientifically known as Penstemon hartwegii, is an attractive flowering perennial commonly called Hartweg's Beardtongue or Scarlet Beardtongue. It is admired for its upright flower stems, narrow green foliage, and striking tubular flowers, often featuring bright crimson-red petals with contrasting white markings in the throat. This colorful ornamental plant adds vertical interest to flower borders, cottage gardens, containers, and decorative landscape displays. It is a beautiful choice for gardeners looking to grow distinctive flowering plants from seeds.
Hartweg's Beardtongue
Crimson Red Flowers
Perennial Flowering Plant
Ornamental Garden Seeds
Key Features
Upright Growth Habit
Develops upright flowering stems with narrow green foliage, adding height, structure, and visual interest to ornamental planting arrangements.
Extended Flowering Interest
Can produce an attractive succession of flowers during the warmer growing season when provided with suitable sunlight and growing conditions.
Garden and Container Appeal
Suitable for flower borders, cottage gardens, decorative containers, and mixed perennial planting displays.
Product Highlights
Bright crimson-red tubular flowers
Contrasting white flower throats
Narrow, attractive green foliage
Upright flowering growth habit
Popular ornamental perennial
Suitable for cottage gardens
Attractive flower border planting
Can be grown in suitable containers
Specifications
| Scientific Name | Penstemon hartwegii |
| Common Name | Hartweg's Beardtongue; Scarlet Beardtongue |
| Plant Family | Plantaginaceae |
| Seed Type | Flower Seeds |
| Plant Type | Herbaceous Perennial, often grown as a tender perennial |
| Growth Habit | Upright, bushy, clump-forming growth |
| Flower Color | Typically crimson-red with white throat markings; varies by cultivar |
| Blooming Season | Summer to early autumn, depending on climate and sowing time |
| USDA Hardiness Zones | Varies by cultivar; many cultivated forms are best protected from frost |
| Planting Season | Spring or another suitable mild growing season |
| Seed Starting | Surface sow; seeds generally require light for germination |
| Germination Time | Approximately 3–14 days under suitable conditions; may vary |
| Germination Temperature | Approximately 18–20°C (64–68°F) |
| Sunlight | Full sun; partial shade can be suitable in warmer climates |
| Soil Requirements | Fertile, well-drained soil with good aeration |
| Watering | Water regularly during establishment; avoid prolonged waterlogging |
| Mature Plant Height | Approximately 50–80 cm, depending on cultivar and growing conditions |
| Mature Plant Spread | Approximately 30–50 cm, depending on cultivar |
| Plant Spacing | Approximately 30–40 cm, adjusted for the expected mature size |
| Landscape Uses | Flower beds, borders, cottage gardens, containers, and ornamental displays |
Growing Guide
Step 1: Prepare the Seeds and Growing Medium
Select a clean seed tray or small pots with drainage holes. Fill them with a fine, well-draining seed-starting mix. Keep the growing medium lightly moist before sowing the Hartwegii Penstemon seeds.
Select a clean seed tray or small pots with drainage holes. Fill them with a fine, well-draining seed-starting mix. Keep the growing medium lightly moist before sowing the Hartwegii Penstemon seeds.
Step 2: Sow the Seeds on the Surface
Scatter the small seeds evenly over the prepared growing medium. Press them gently against the surface without covering them deeply, as light supports germination. Maintain a temperature of approximately 18–20°C for suitable seed-starting conditions.
Scatter the small seeds evenly over the prepared growing medium. Press them gently against the surface without covering them deeply, as light supports germination. Maintain a temperature of approximately 18–20°C for suitable seed-starting conditions.
Step 3: Maintain Moisture and Light
Keep the growing medium consistently moist but never waterlogged. Provide bright, indirect light during germination and use a transparent humidity cover if needed. Allow ventilation to reduce excess moisture and fungal growth.
Keep the growing medium consistently moist but never waterlogged. Provide bright, indirect light during germination and use a transparent humidity cover if needed. Allow ventilation to reduce excess moisture and fungal growth.
Step 4: Transplant the Young Seedlings
Once seedlings develop several true leaves and become strong enough to handle, transplant them carefully into individual pots. Gradually introduce them to outdoor conditions before planting them in their permanent location.
Once seedlings develop several true leaves and become strong enough to handle, transplant them carefully into individual pots. Gradually introduce them to outdoor conditions before planting them in their permanent location.
Step 5: Care for Established Plants
Plant in a sunny location with fertile, well-drained soil. Water regularly while the plants establish themselves, and avoid excessive moisture around the roots. Remove faded flower stems to encourage a tidy appearance and maintain attractive flowering displays.
Plant in a sunny location with fertile, well-drained soil. Water regularly while the plants establish themselves, and avoid excessive moisture around the roots. Remove faded flower stems to encourage a tidy appearance and maintain attractive flowering displays.
Bring Brilliant Color to Your Garden with Hartwegii Penstemon
Add a vibrant touch to your outdoor space with Hartwegii Penstemon Seeds. Known for their striking tubular flowers, beautiful crimson-red shades, and elegant upright growth, these ornamental flowers are a wonderful addition to garden borders, cottage gardens, and decorative containers. Provide suitable sunlight, well-drained soil, and consistent care to enjoy the beauty of this distinctive flowering plant. Start growing Hartwegii Penstemon and create an eye-catching floral display in your garden.
Frequently Asked Questions
Explore helpful answers about Hartwegii Penstemon seed germination, flowering characteristics, and plant care.
How do you germinate Hartwegii Penstemon seeds successfully?
Hartwegii Penstemon seeds are generally surface sown in a fine, well-draining seed-starting mix. Press the seeds gently onto the soil surface without burying them, as light helps support germination. Maintain approximately 18–20°C, provide bright light, and keep the growing medium consistently moist. Germination may occur within a few days under controlled conditions, although timing varies with seed quality and growing conditions.
What color flowers does Penstemon hartwegii produce?
Penstemon hartwegii is particularly known for its striking crimson-red, tubular flowers with contrasting white markings inside the throat. However, cultivated varieties and seed strains may produce different shades, including pink, violet, orchid, and other attractive colors. The final flower color depends on the particular cultivar or seed variety being grown.
Does Hartwegii Penstemon need full sun to flower well?
Hartwegii Penstemon generally performs well in full sun and benefits from good natural light for healthy growth and flowering. In regions with intense summer heat, partial afternoon shade can help protect the plant from excessive heat stress. Grow it in fertile, well-drained soil and provide regular watering during establishment without allowing the roots to remain waterlogged.