Heirloom Cobaea, commonly known as Cathedral Bells, is a vigorous climbing flowering plant admired for its bell-shaped blooms and lush green foliage. Perfect for trellises, fences, and arbors, this garden favorite adds vertical interest and a touch of elegance to any home garden. Its long blooming season and easy growth make it ideal for both novice and experienced gardeners.
Features:
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Vigorous climbing growth habit
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Produces attractive bell-shaped flowers in purple or violet hues
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Ideal for trellises, fences, and garden arbors
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Long blooming season
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Low-maintenance heirloom variety suitable for home gardens
Specifications:
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Plant Type: Annual or perennial climber (depending on climate)
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Height: 8–15 feet
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Spread: 2–3 feet
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Bloom Time: Summer to early fall
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Light Requirements: Full sun to partial shade
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Soil Preference: Well-drained soil, tolerates average garden soil
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Hardiness Zones: USDA 9–11 (can be grown as an annual in cooler zones)
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Planting Season: Spring
Planting & Sowing Instructions:
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Seed Preparation: Soak seeds in water for 24 hours before sowing to improve germination.
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Sowing Indoors: Start seeds indoors 6–8 weeks before the last frost. Sow seeds about ½ inch deep in seed-starting mix.
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Transplanting: Move seedlings outdoors after frost, spacing 12–18 inches apart near a support structure.
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Outdoor Sowing: Direct sow in spring after last frost for best results.
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Care Tips: Water regularly until established. Provide trellis or support for climbing. Prune lightly to encourage bushier growth.
