Cuphea viscosissima, commonly known as Sticky Cuphea or Blue Waxweed, is a charming native wildflower loved for its bright magenta-purple blooms and sticky stems. Blooming from mid-summer to fall, it attracts bees, butterflies, and hummingbirds, making it an excellent choice for pollinator gardens, borders, or wildflower meadows. This hardy annual thrives in sunny, well-drained spots and requires minimal care once established.
🌱 Germination & Growing Information:
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Soil: Well-drained, average garden soil; tolerates poor soil
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Temperature: Best germination at 20–25°C (68–77°F)
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Planting Depth: Sow seeds lightly on the surface; press gently, do not cover heavily
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Germination Time: 10–20 days under warm, moist conditions
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Watering: Keep soil evenly moist during germination
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Light: Full sun for maximum flowering
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Fertilizer: Not usually needed; can use a light compost if desired
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Height: Grows 30–60 cm (12–24 inches) tall
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Blooming Season: Mid-summer to early fall
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Special Care: Drought-tolerant once mature; excellent for naturalized areas
Soil PreparationUse well-draining, moderately fertile soil to support healthy plant growth.Seed SowingScatter seeds on the soil surface and gently press them in without deep covering.Watering CareKeep soil evenly moist during germination and early establishment.Light RequirementGrow in full sun to partial shade for best flowering performance.Plant SpacingAllow adequate space between plants for branching and airflow.Ongoing MaintenanceRemove spent flowers and trim lightly to encourage continued blooming.