When should I plant सूरजमुखी in Zone 3a?

Start सूरजमुखी seeds indoors around May 1. Transplant outdoors after May 29. Expect first harvest around Aug 2.

What is the last frost date for Zone 3a?

The average last spring frost date for Zone 3a is May 22. The first fall frost averages Sep 12, giving a 113-day growing season.

Can I grow सूरजमुखी in Zone 3a?

Yes. सूरजमुखी needs 90 days to harvest. Zone 3a has a 113-day growing season, which is sufficient. You can plant up to 1 successions.

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🌻 Growing सूरजमुखी in Zone 3a

Zone 3a has harsh winters and a short growing season. Start सूरजमुखी early indoors to maximize your harvest window. अंतिम पाला: May 22. पहला पाला: Sep 12.

Planting Calendar

Indoor

Outdoor

Harvest

May 1Sep 12

Season: May 22 – Sep 12 (113 दिन) · Succession: plant every 2 weeks (up to 1x)

ज़ोन3a

अंतिम पालाMay 22

पहला पालाSep 12

मौसम113 दिन

फसल90 दिन

धूपपूर्ण धूप

When to Plant सूरजमुखी in Zone 3a

Start Seeds Indoors: May 1

Start सूरजमुखी seeds indoors around May 1 (3 अंतिम पाले से पहले सप्ताह). Optimal germination temperature: 75F. Germinates in 7-14 days.

Transplant Outdoors: May 29

Transplant सूरजमुखी seedlings outdoors after May 29. 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 2

First harvest approximately Aug 2 (~65 दिन from transplant). Continue harvesting until first frost (Sep 12).

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

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