QA

Quick Answer: How Watermelons Grow

Watermelons need a long growing season (at least 80 days) and warm ground for seeds to germinate and grow. Soil should be 70 degrees F or warmer at planting time. Sow seeds 1 inch deep and keep well watered until germination. Plant 3 seeds in 3- or 4-inch peat pots or large cell packs, and thin to the best plant.

How do watermelon plants grow?

Watermelon vines bear male and female flowers. Don’t be alarmed when some of the male flowers, which appear first, fall off shortly after they open; they are followed by female blossoms about a week later. The female flowers, which have a small swelling at the base of the flower, stay on the vine to bear fruit.

How many watermelons do you get per plant?

How Many Watermelons per Plant? Healthy watermelon vines produce 2-4 fruits per plant. The vines produce both male and female flowers. Both are needed to set fruit and there are fewer female flowers compared to male, about one female for every seven males.

How long do watermelons take to fully grow?

It takes the shortest amount of time to mature, about 70 to 75 days. A main-season watermelon is larger and takes longer to ripen, usually 80 to 90 days.

How do watermelons grow for beginners?

Watermelons require a large vegetative-free space located in full sun and with well-drained soil that’s reached a minimum of 65 degrees Fahrenheit for proper germination and growth, according to The Old Farmer’s Almanac. Because they are heavy feeders, amend the site with compost or well-rotted manure before planting.

Do watermelons need a lot of water?

How to Grow Watermelons. Watering is very important—from planting until fruit begins to form. While melon plants are growing, blooming, and setting fruit, they need 1 to 2 inches of water per week. Keep soil moist, but not waterlogged.

Do watermelons need full sun?

Light. Watermelons require full sunlight in order to thrive. The plants can tolerate some partial shade, particularly in hotter climates, but plenty of sun is necessary to develop the sugars in the melons.

How many watermelons can I plant for a family of 4?

As female flowers begin to set fruit, it may appear that your crop yield will be large; however, many of these young melons will shrivel up and die off, with only the strongest fruits remaining to ripen. Depending on your needs, between three and four plants for each member of your household should be sufficient.

Do watermelons come back every year?

As annual plants, watermelons (Citrullus lanatus) must be replanted every season and will not survive the winter either as seedlings or fully grown plants. Watermelons require warm weather to grow quickly and produce their sweet, juicy fruit.

Is it difficult to grow watermelon?

Watermelons are surprisingly easy to grow as long as the plants have plenty of room to spread, good drainage, lots of sunlight, and a sufficiently long growing season. Gardeners in northern climates should choose early ripening varieties.

What month do you harvest watermelons?

When to Pick Watermelon Are you wondering how long it takes to harvest a watermelon? This part is simple. The watermelon you planted will be ready about 80 or so days after you plant it from seed. This means around day 75 or so, depending on how the season was, you can start watching for ripe watermelon.

Can you leave a watermelon on the vine too long?

They won’t get any sweeter if you leave them on the vine – in fact, leaving the harvest too late can mean flavorless fruit. Do not pull the fruit free, as that can damage the vine and the skin of the watermelon, creating a space for bacteria to enter the fruit and reducing its shelf life.

How do I make my watermelon sweeter when growing?

8 Tips for Growing The Sweetest Melons Start with the Sweetest Varieties. Sow Seeds Early. Find Your Warmest Microclimate. Accentuate the Sun’s Rays. Don’t Crowd Your Melons. Sweetness Starts in the Soil. Water Heavily – But not During Ripening. Pick at the Pinnacle of Ripeness.

What kind of soil do watermelons like?

Melons grow best on well-drained, sandy loam soils, with a pH between 6.0 and 6.5. Soils with a pH less than 6.0 will produce plants with yellow foliage that set few or no fruit. You can improve your soil by adding well-rotted manure or compost in spring or fall.

Do you have to prune watermelon plants?

Watermelon plants don’t need much pruning to grow big and juicy fruit; what they really need is space. Watermelon vines spread out in runners going in all directions from the base, often growing longer than 3 feet.

Can I grow watermelon in raised bed?

You can grow a watermelon plant in a small 4′ x 4′ raised garden bed – if you use a trellis. There’s no avoiding that they are large, vigorous plants. But if you select the right variety, take good care of them, and train them up a trellis, you can enjoy fresh melons from your own small garden beds.

What do Overwatered watermelons look like?

The hearts of watermelons that swell in this manner are often white and have little flavor because the melon’s flesh is over-saturated with water. If the rain continues, the melons will continue swelling until they are harvested and the white heart will grow larger.

What is the best fertilizer for watermelons?

When fertilizing watermelon plants, use nitrogen based fertilizer at the onset. Once the plant begins flowering, however, switch to feeding the watermelon a phosphorus and potassium based fertilizer. Watermelons require ample potassium and phosphorus for optimal melon production.

What climate do watermelons grow best in?

They grow best when daytime temperatures fall between 70 and 80 degrees Fahrenheit, and nighttime temperatures fall between 65 and 70 degrees Fahrenheit. They can thrive in both humid and semi-arid environments, but may develop fungal foliage diseases in humid areas more frequently than in dry areas.

Is growing watermelon profitable?

Growing watermelon –if done rationally and on a scalable basis- can be a good source of income. In a few words, most commercial watermelon growers start the crop from seeds (hybrids) in an indoor protected environment.

Is it OK to trim watermelon vines?

Pruning watermelons promotes healthier vines and increases fruit size. Look for irregular or rotting fruit to prune from the plant. Removing the less than perfect melons will enable the plant to focus energy towards growing bigger, healthier, juicier melons.