Brighten your backyard with Alcea Rosea Double Yellow Seeds, a perennial hollyhock variety producing tall spikes of double yellow flowers. Ideal for garden beds, backyard borders, and cottage-style gardens, these hollyhocks provide long-lasting summer color and vertical garden interest.
Double-flowered hollyhocks are hardy, low-maintenance, and attract pollinators such as bees and butterflies, making them a standout addition to any landscape.
Features
- Tall spikes with double yellow blooms
- Hardy perennial suitable for backyard gardens and cottage-style beds
- Long-lasting flowering from mid-summer to early fall
- Attracts pollinators including bees and butterflies
- Low-maintenance and drought-tolerant once established
- Perfect for mass plantings and vertical garden accents
Specifications
- Botanical Name: Alcea rosea
- Type: Perennial
- Flower Color: Yellow (Double)
- Light Requirements: Full Sun
- Soil Type: Well-drained, fertile soil
- Bloom Season: Summer to Early Fall
- Hardiness Zones: USDA Zones 39
- Plant Height: 58 feet (1.52.4 meters)
- Plant Spacing: 1824 inches apart
- Germination Time: 1421 days
- Planting Depth: Lightly cover seeds with soil
- Watering Needs: Moderate; water regularly until established
- Ideal Growing Season: Spring or Fall sowing for best results
- Maintenance: Remove spent flowers to prolong blooming; stake tall plants for support
Planting Guide
- Sow seeds indoors 68 weeks before the last frost or direct sow outdoors after frost risk has passed.
- Lightly cover seeds with soil and maintain consistent moisture until germination.
- Keep soil temperature around 6570F (1821C) for optimal germination.
- Space seedlings 1824 inches apart in full sun with well-drained soil.
- Water moderately and stake tall plants as needed to maintain upright growth.
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