Growing Watermelon

Cucurbitaceae c. lanatus : Cucurbitaceae / the gourd family

Jan F M A M J J A S O N Dec
P P             P P P P

(Best months for growing Watermelon in South Africa - Semi-arid regions)

  • P = Sow seed
  • Grow in seed trays, and plant out in 4-6 weeks. Sow seed at a depth approximately three times the diameter of the seed. Best planted at soil temperatures between 70°F and 95°F. (Show °C/cm)
  • Space plants: 24 - 30 inches apart
  • Harvest in 12-17 weeks.
  • Compatible with (can grow beside): Sweetcorn, Sunflowers
  • Avoid growing close to: Potatoes

Your comments and tips

Post a comment or question Display Newest first | Oldest first, Show comments for South Africa | for all countries
10 Jul 19, Khathutshelo (South Africa - Summer rainfall climate)
How many watermelons can I keep per plant and still retain good size and quality?
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24 Jun 19, Mike (South Africa - Summer rainfall climate)
Is 8th July fine for planting in Bochum?
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04 May 19, Patrck (South Africa - Summer rainfall climate)
I am in Limpopp can I plant watermelom in May lts hot during the day and cold during the night
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28 Jun 19, sello (South Africa - Summer rainfall climate)
no , try it in mid august , im from gauteng , we have almost the same weather pattern.
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01 Mar 19, Lemeze Hartley (South Africa - Summer rainfall climate)
Can watermelon seeds be planted in March as its still very warm in Cape Town
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13 Mar 19, Donovan (South Africa - Dry summer sub-tropical climate)
Yes you may but there's a good chance that the seeds will take longer to sprout or not sprout at all. I still think it's worth taking a chance. I'm seeding mine in Saturday and hope for the best.
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26 Dec 18, Gert Coetzer (South Africa - Summer rainfall climate)
Where can I buy Black Diamond Watermelon seed?
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03 Oct 18, Benjamin Gabokhutle (South Africa - Summer rainfall climate)
I am interested in farming and just finish cultivation of the field. I am wondering if I can plant Watermelon here, at the south Coast if Kzn, the soil is clay. Soil so I am not sure what type of soil to plant Watermelon, One other thing peanuts can I also plant them this season.
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03 Oct 18, Liz (New Zealand - temperate climate)
Please note : "Gardenate is not a farming or commercial advisory service. For specific advice, please contact your local plant suppliers, gardening groups, or agricultural department. "
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10 Dec 17, mahlatsi j mokone (South Africa - Summer rainfall climate)
I plant my carolinacross watermelon on 20nvember 2017 it ryte time or wat?
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Do you have to have a male and female watermelon together for them to bear

- Joyce

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This planting guide is a general reference intended for home gardeners. We recommend that you take into account your local conditions in making planting decisions. Gardenate is not a farming or commercial advisory service. For specific advice, please contact your local plant suppliers, gardening groups, or agricultural department. The information on this site is presented in good faith, but we take no responsibility as to the accuracy of the information provided.
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