Ageratum Seeds - Dondo Blue Ageratum houstonianum
- Summer/Fall Blooming; Tall Plant with Blue Flowers
- Tolerant of Sun and Partial Shade; Dense Growth
- Annual; Long, Strong Stems are Excellent for Cutting
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Shipping Schedule
Seeds are shipped year-round, while perennials & bulbs are shipped seasonally. Pre-ordered bulbs ship at the proper planting time for your zone. Spring pre-orders are placed any time before March 1. Fall pre-orders are placed any time before September 1. These items will not ship immediately, but will be delivered at the ideal time for planting. Orders containing both seeds and bulbs may be split into multiple shipments. Click here for more shipping information.
| Pre-Ordered Spring Bulbs & Perennials | Shipping Begins |
|---|---|
| Zones 9 - 12 | Late February to Early March |
| Zone 8 | Early to Mid March |
| Zone 7 | Mid to Late March |
| Zone 6 | Early April |
| Zone 5 | Late April |
| Zones 2 - 4 | Late April to Early May |
| In-season orders ship immediately at the time of purchase to all zones until inventory is depleted. | |
| Saffron Crocus & Bearded Iris | Shipping Begins |
| All Zones | Late August |
| Pre-Ordered Fall Bulbs | Shipping Begins |
| Zones 2 - 4 | Mid September |
| Zone 5 | Mid to Late September |
| Zone 6 | Late September |
| Zone 7 | Late September to Early October |
| Zones 8 - 12 | Early to Mid October |
| In-season orders ship immediately at the time of purchase to all zones until inventory is depleted. | |
| Pre-Ordered Fall Perennials* | Shipping Begins |
| All Zones | Mid October |
| *Amaryllis Bulbs, Hosta Roots, Lily Bulbs, Papaver Roots, Paperwhite Bulbs, Peony Roots & Siberian Iris Roots | |
Product Description
Grow Heirloom Ageratum - Plant Dondo Blue Ageratum Seeds
An outstanding cut flower in a shocking shade of blue, Dondo Blue Ageratum truly shines when planted in groups to create a compact, dense flowering bush. Butterflies love them, and like all ageratums, Dondo Blue adds easy garden color in borders or containers from summer until frost.
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Fast Facts
Name: Ageratum Seeds - Dondo Blue Botanical Name: Ageratum houstonianum Life Cycle: Annual Light Requirement: Full Sun, Partial Sun Planting Season: Spring Plant Type: Tall and Compact Mounding Habit, Ovate Leaf Shape Features: Heirloom, Ground Cover, Fragrant, Drought Tolerant, Deer Resistant, Rabbit Resistant, Attracts Pollinators, Container Garden, Cut Flower Garden Color: Blue Blooms: Summer, Late Summer, Early Fall, Fall Days to Maturity: 60-90 Days Plant Height: 24 inches Plant Spacing: 6-10 inches Planting Depth: 1/8 inch Sowing Method: Direct Sow Cold Stratification: No Seeds per Packet: 300 mg Seeds per Pound: 3, 404, 400 Hardiness Zones: 3, 4, 5, 6, 7, 8, 9, 10 Ships: Year Round -
Seed Coverage
Amount Recommended Coverage Packet Up to 80 Sq. Ft Ounce Package Up to 625 Sq. Ft 1/4 Pound Package Up to 2,500 Sq. Ft 1 Pound Sack Up to10,000 Sq. Ft 5 Pound Sack Up to 1.3 Acres
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Ageratum Seeds - Dondo Blue Ageratum houstonianum
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