When should I plant सूरजमुखी in Zone 5b?

Start सूरजमुखी seeds indoors around Apr 7. Transplant outdoors after May 5. Expect first harvest around Jul 9.

What is the last frost date for Zone 5b?

The average last spring frost date for Zone 5b is Apr 28. The first fall frost averages Oct 8, giving a 163-day growing season.

Can I grow सूरजमुखी in Zone 5b?

Yes. सूरजमुखी needs 90 days to harvest. Zone 5b has a 163-day growing season, which is sufficient. You can plant up to 5 successions.

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🌻 Growing सूरजमुखी in Zone 5b

Zone 5b has cold winters and a moderate growing season. Timing is key for सूरजमुखी in this zone. अंतिम पाला: Apr 28. पहला पाला: Oct 8.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 7Oct 8

Season: Apr 28 – Oct 8 (163 दिन) · Succession: plant every 2 weeks (up to 5x)

ज़ोन5b

अंतिम पालाApr 28

पहला पालाOct 8

मौसम163 दिन

फसल90 दिन

धूपपूर्ण धूप

When to Plant सूरजमुखी in Zone 5b

Start Seeds Indoors: Apr 7

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

Transplant Outdoors: May 5

Transplant सूरजमुखी seedlings outdoors after May 5. 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: Jul 9

First harvest approximately Jul 9 (~65 दिन from transplant). Continue harvesting until first frost (Oct 8).

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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