Alaska Mix

Family: Tropaeolaceae Flower / Herb

Planting Schedule

Provide your location or planting zone to unlock dates and add Alaska Mix to a garden.

A peppery burst of color—tender nasturtium blooms in a lively Alaska Mix—arrive with a bright, jewel-like charm and a zingy, garden-fresh bite.

Expect succulent, rounded leaves and crisp, juicy stems that lend a pleasantly crunchy texture, while the flowers bring a vivid mix of warm tones for garnishing and flavor-forward salads. Grow for quick, 30-day gratification and a continuous show of edible blossoms that brighten every plate with their distinctive tang.

Light: Full SunMaturity: 30 DaysHabit: Upright

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Alaska Mix Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone	Start Indoors	Sow / Transplant	Harvest
Zone 1a	Direct Sow	Jun 15th	Jul 15th – Jul 15th
Zone 1b	Direct Sow	Jun 1st	Jul 1st – Aug 1st
Zone 2a	Direct Sow	May 25th	Jun 24th – Aug 29th
Zone 2b	Direct Sow	May 15th	Jun 14th – Aug 25th
Zone 3a	Direct Sow	May 15th	Jun 14th – Sep 1st
Zone 3b	Direct Sow	May 19th	Jun 18th – Sep 21st
Zone 4a	Direct Sow	May 15th	Jun 14th – Sep 24th
Zone 4b	Direct Sow	May 13th	Jun 12th – Sep 27th
Zone 5a	Direct Sow	May 8th	Jun 7th – Sep 30th
Zone 5b	Direct Sow	May 4th	Jun 3rd – Oct 5th
Zone 6a	Direct Sow	May 1st	May 31st – Oct 10th
Zone 6b	Direct Sow	Apr 25th	May 25th – Oct 16th
Zone 7a	Direct Sow	Apr 20th	May 20th – Oct 20th
Zone 7b	Direct Sow	Apr 10th	May 10th – Oct 28th
Zone 8a	Direct Sow	Apr 1st	May 1st – Nov 5th
Zone 8b	Direct Sow	Mar 23rd	Apr 22nd – Nov 12th
Zone 9a	Direct Sow	Mar 6th	Apr 5th – Nov 26th
Zone 9b	Direct Sow	Feb 9th	Mar 11th – Dec 9th
Zone 10a	—	Oct 1st	Oct 31st – Feb 28th
Zone 10b	—	Oct 1st	Oct 31st – Feb 28th
Zone 11a	—	Oct 1st	Oct 31st – Feb 28th
Zone 11b	—	Oct 1st	Oct 31st – Feb 28th
Zone 12a	—	Oct 1st	Oct 31st – Feb 28th
Zone 12b	—	Oct 1st	Oct 31st – Feb 28th
Zone 13a	—	Oct 1st	Oct 31st – Feb 28th
Zone 13b	—	Oct 1st	Oct 31st – Feb 28th

Crop Details

Trait	Value
Days to Maturity	30
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	55
Min Night Temp (°F)	40
Harden Off (days)	Not Required

Culinary Notes

Chef's Note

This nasturtium mix is the rare edible flower that brings actual attitude—peppery, juicy, and crunchy—so it holds up on the plate instead of wilting into perfume. Use the blooms and stems late, so the tang stays vivid and the heat stays clean.

Best Uses

toss into mixed greens right before serving for a snappy, peppery lift
use as an edible-flower garnish on tacos, roasted chicken, and grilled fish
fold chopped leaves and tender stems into quick herb vinaigrettes
finish soups and grain bowls with flowers for a fresh, zingy pop

Flavor Profile

peppery, watercress-like bite succulent crunch from juicy stems and leaves bright, citrusy tang from warm-toned blooms gentle heat that stays crisp rather than bitter

Kitchen Pairings

lemon aged goat cheese honey white wine vinegar chilled cucumber (avoid per preference only if you choose not to use it) butter (brown or cultured)

Frequently Asked Questions

What pest or disease commonly affects Tropaeolum majus (Alaska Mix), and how can I control it?

A frequent issue on nasturtiums is aphids, which cluster on tender new growth and can stunt plants. Spray affected stems with a strong jet of water or use insecticidal soap, repeating every 5–7 days until new growth is clear. Keep foliage dry by watering at the soil line and improving airflow, because damp leaves encourage leaf spot fungi.

How often should I water Tropaeolum majus during its main growing phase?

Water regularly to establish plants, keeping the top 1 inch of soil lightly moist, then shift to watering only when the top inch begins to dry. During the rapid growth phase, this usually means about 2–3 times per week in warm weather, less if it’s rainy. Avoid consistently wet soil—nasturtiums decline in soggy ground and produce fewer flowers.

How can I tell when Tropaeolum majus (Alaska Mix) is ready to harvest?

Harvest when blooms are open and the flowers are crisp, typically about 30 days from sowing for plants grown from seed. For leaves, pick young, tender foliage early in the season for best flavor and texture. If you’re harvesting seeds, wait until the seed pods turn firm and green-to-brown before cutting and drying.