Growing Sweet Alyssum in Zone 6
When to plant and harvest sweet alyssum in Zone 6— based on your zone's frost dates.
Zone 6 sits comfortably within sweet alyssum's best range (Zones 2–11), so it grows well here on a standard schedule.
Sweet Alyssum planting calendar for Zone 6
These months are derived from Zone 6's frost dates — last frost around Mid April – early May, first frost around Mid October – early November.
Start indoors
March
Sow outdoors
March
Transplant
March
Harvest
April
Free planting calendar
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A month-by-month Zone 6 chart with sweet alyssum already on it — add the rest of your garden, then print it or save it as a PDF.
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Sweet Alyssum care at a glance
- Sunlight
- Full sun to partial shade; afternoon shade in hot climates extends the bloom season
- Water
- Moderate and consistent when young; fairly drought-tolerant once established — overwatering is more damaging than under-watering
- Spacing
- 6–8 in apart
- Days to maturity
- 40–60 days from sowing to first bloom
- Best zones
- 2–11 (cool-season annual; self-sows in many zones)
Growing sweet alyssum in Zone 6: FAQs
Can you grow sweet alyssum in Zone 6?＋
Zone 6 sits comfortably within sweet alyssum's best range (Zones 2–11), so it grows well here on a standard schedule.
When should I plant sweet alyssum in Zone 6?＋
In Zone 6, start seeds indoors around March. Zone 6's last spring frost is typically Mid April – early May and its first fall frost around Mid October – early November, which sets the planting window.
When to harvest sweet alyssum in Zone 6?＋
Expect to harvest sweet alyssum in Zone 6 around April, depending on the season and variety.
Full Sweet Alyssum guide →
Complete care, problems, companions, and harvest tips.
Zone 6 overview →
Frost dates, climate, and everything to grow here.
October in Zone 6 →
What to sow, transplant, and harvest this month.