Soft Blue Blooms
Produces clusters of fluffy blue to lavender flowers that add attractive color to suitable garden spaces.
Estimated Delivery:Nov 22 - Nov 26
Free Shipping on All Orders
Blue Mist Hardy Ageratum is an ornamental flowering plant known for its soft blue flower clusters and attractive garden display. Hardy ageratum is commonly associated with Conoclinium coelestinum, a perennial plant that produces clusters of fuzzy blue to lavender flowers. It can add seasonal color to garden borders, pollinator gardens, and naturalized planting areas. Confirm the botanical identity of the specific Blue Mist variety with your supplier before listing this product.
Produces clusters of fluffy blue to lavender flowers that add attractive color to suitable garden spaces.
Hardy ageratum is a perennial plant that can return year after year when grown in suitable conditions.
Its flowering clusters can attract butterflies and other flower-visiting pollinators to the garden.
Adds seasonal floral color to perennial borders, naturalized areas, and moisture-friendly garden locations.
| Scientific Name | Conoclinium coelestinum (verify the exact variety with the supplier) |
| Common Name | Hardy Ageratum; Blue Mist Ageratum |
| Plant Family | Asteraceae |
| Seed Type | Ornamental Flower Seeds |
| Growth Habit | Herbaceous perennial; may spread by underground rhizomes |
| Flower Color | Blue to lavender-blue |
| USDA Hardiness Zones | Generally Zones 5–10 for Conoclinium coelestinum; confirm the identified variety |
| Planting Season | Spring after suitable growing conditions begin; timing depends on local climate |
| Seed Starting | Follow supplier instructions; surface sowing may be suitable for small seeds |
| Germination Time | Varies with seed freshness and growing conditions; confirm with supplier |
| Germination Temperature | Use the recommended temperature for the supplied seed variety |
| Sunlight | Full sun to partial shade |
| Soil Requirements | Moist, moderately fertile, well-drained soil |
| Watering | Keep soil consistently moist, especially during establishment |
| Mature Plant Size | Often around 1–3 feet tall, depending on growing conditions |
| Plant Spacing | Allow adequate room for mature growth and spreading; follow supplier recommendations |
Blue Mist Hardy Ageratum Seeds can help create an attractive flowering display with clusters of soft blue blooms. Suitable for perennial borders and naturalized garden spaces, this plant can provide seasonal interest when grown under appropriate conditions. Confirm the exact variety and seed-growing instructions before planting.
Find helpful information about hardy ageratum's growth habit, flowering conditions, and garden management.
If the product is Conoclinium coelestinum, it is a herbaceous perennial that can return each year in suitable climates. It may spread through underground rhizomes, so allow enough space and manage its growth when necessary. Check the botanical name on the seed packet to confirm the plant's identity.
Hardy ageratum generally grows in full sun to partial shade. In warmer climates, some afternoon shade may help reduce heat stress. Provide adequate moisture and well-drained soil for healthy foliage and flowering.
Conoclinium coelestinum can spread through underground rhizomes and may form expanding clumps in favorable conditions. Plant it where its growth can be monitored, remove unwanted shoots, and consider barriers if you need to limit its spread. Growth habits may differ if your seed packet refers to another species.