When should I plant सूरजमुखी in Zone 1a?

Start सूरजमुखी seeds indoors around May 4. Transplant outdoors after Jun 1. Expect first harvest around Aug 5.

What is the last frost date for Zone 1a?

The average last spring frost date for Zone 1a is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.

Can I grow सूरजमुखी in Zone 1a?

Yes. सूरजमुखी needs 90 days to harvest. Zone 1a has a 95-day growing season, which is sufficient.

🌻

🌻 Growing सूरजमुखी in Zone 1a

Zone 1a has harsh winters and a short growing season. Start सूरजमुखी early indoors to maximize your harvest window. अंतिम पाला: May 25. पहला पाला: Aug 28.

Planting Calendar

Indoor

Outdoor

Harvest

May 4Aug 28

Season: May 25 – Aug 28 (95 दिन)

ज़ोन1a

अंतिम पालाMay 25

पहला पालाAug 28

मौसम95 दिन

फसल90 दिन

धूपपूर्ण धूप

When to Plant सूरजमुखी in Zone 1a

Start Seeds Indoors: May 4

Start सूरजमुखी seeds indoors around May 4 (3 अंतिम पाले से पहले सप्ताह). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: Jun 1

Transplant सूरजमुखी seedlings outdoors after Jun 1. Wait until soil temperature reaches 55F. Space plants at 1/वर्ग फीट (30cm की दूरी). Harden off plants for a week before moving outside.

Harvest: Aug 5

First harvest approximately Aug 5 (~65 दिन from transplant). Continue harvesting until first frost (Aug 28).

सहचर रोपण

✅ खीरे✅ कद्दू ✅ मक्का✅ फलियां

❌ आलू

सूरजमुखी in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Plan Your Garden सूरजमुखी

Track सूरजमुखी from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free सूरजमुखी Growing Guide