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