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flowerPerennial
Aster
Symphyotrichum spp.
Also known as: Michaelmas daisy, New England aster
Late-season native perennial covered in small daisy-like flowers. Essential fall pollinator plant. Blue, purple, pink, and white varieties.
Growing Requirements
SunFull Sun
WaterMedium
Soil Type
Soil Drainage
Soil pH
Plant Spacing18–24″
Row Spacing18–24″
Planting Depth—
Height12–48″
Spread12–24″
✓ Container Friendly✓ Raised Bed Friendly
Planting Schedule
Start Indoors
6–8 weeks before last frost
Direct Sow (Spring)
0–9 weeks after last frost
Transplant Outdoors
1–9 weeks after last frost
Germination
14–21 days
Days to Harvest
120–365 days
Zone Suitability
USDA Hardiness Zones
1
2
3
4
5
6
7
8
9
10
11
12
13
Zones 3–8
Can overwinter in appropriate zones
Perennial in zones 3–8
Pinch tips in early summer for bushier plants and more blooms. Divide every 2–3 years in spring. Critical late-season nectar source for pollinators.
Companion Plants
No companion data available for this plant yet.