The black pepper plant (Piper nigrum) is mainly grown commercially in hot climates. However, given the right conditions, you can grow it at home.
Here are some tips on growing black pepper plants from seeds and cuttings, harvesting them, and storing them.
Growing Conditions
The plant is a beautiful vine with blossoms that bloom as pretty white flowers before setting its fruit as drupes.
Peppercorn plants thrive best in the tropics. They do well in high temperatures and humid conditions but can also adapt to cool and dry climates.
Growing Requirements
The peppercorn plant is native to India [1]. You may find it a lot in countries like Brazil and Indonesia. These tropical areas have the perfect conditions.
Growing it at home requires attention to certain requirements.
Location
High temperatures and humidity need to be constant, and dappled shade from full sun needs to be provided if necessary. So, choose an area in your garden that receives at least six hours of indirect sunlight daily.
Additionally, cold conditions require more sunlight for the plants to thrive. Growing black pepper indoors may only need partial sunlight. In this case, placing the plant near a window is ideal.
Soil
Peppercorn plants need well-draining soil with a pH between 6.2 and 7.0. Medium-clay, humus-rich soil to retain some moisture but with good drainage.
Add lime if the soil is too acidic or some sulfur if the soil is too alkaline. In this case, you may need a soil pH test kit.
Watering
Water your plants just right.
Too little water can lead to dryness, while too much can cause rot. Both issues can attract pests and diseases.
Water consistently and thoroughly, 2 to 3 times per week, or when the soil surface is dry. Constantly moist, not swamped, is a good maxim.
Sun
Black pepper needs plenty of sunshine for healthy development. However, in very hot conditions, some shade may be required.
You can use fine shade cloth to create filtered partial shade. The plant’s head needs to receive the sun, and the lower parts need to be shaded.
Fertilizer
Prepare the ground with well-aged manure or nutrient-rich compost. The plants aren’t heavy feeders and will benefit from liquid fertilizer applied every two weeks.
They will also benefit from adding some Epsom salt to encourage more vigorous growth. Pot-grown plants need a little side dressing of compost in the growing season.
Humidity
Black pepper plants thrive on humidity—and plenty of it. To assist in this, mist the plants frequently with soft water.
You can also place a saucer of water underneath potted plants to increase the humidity levels.
One option is to grow them in a humid bathroom or even in the kitchen (they are attractive plants, fortunately). But they will need sufficient light.
Mulching
Mulching with good organic mulch is encouraged to prevent evaporation and drying. Therefore, mulch twice per year with leaves, straw, grass clippings, etc.
Organic mulch will also keep down weeds.
Plant Support
Black pepper vines can grow up to 30 feet long. Therefore, install a trellis a few inches away from the plant and secure it properly in the ground to support its vines.
Grow From Seeds
To grow peppercorn trees from seed, soak the seeds overnight in lukewarm water. Next, prepare growing pots and containers with quality potting mix and some aged manure or compost in a ratio of about 3:1.
Poke holes in the soil about a quarter to a half inch below the surface and no more than three inches apart. Afterward, drop the seeds in and cover them with soil and a thin layer of mulch or straw.
Plant indoors, water well, and keep the soil moist and warm. Germination should take place in 30 to 40 days.
It also allows the seedlings to grow in indirect sunlight. Provide overhead shade until they are 5 to 6 inches tall, when they will be ready to plant outside.
Growing From Cuttings
Black pepper vines have three types of aerial shoots: runner shoots, primary stems, and lateral branches that bear fruit. However, the usual procedure is propagating cuttings from runner shoots at the mother plant’s base.
Around February or March, separate the selected runner shoots from the existing vine, cutting from the middle section. Next, cut the shoots into two- or three-node cuttings for planting.
Remove any leaves and dip the ends of the cuttings in a rooting compound, such as E-Z Root.
Lastly, place the cuttings in polythene bags or pots with well-draining soil where they will begin to strike roots. Remember, too, that the soil must be moist. Plant them out in May or June.
How Long Does a Black Pepper Plant Take to Grow?
Patience is necessary, as the plants are slow-growing, and the fruits may take several years to develop. You may have to wait up to five years for them to bloom and produce peppercorns.
When ready to fruit, the flowers will form in the spring and early summer, with the berry fruits developing in clusters. However, once it matures, you will have a plant to reap year after year.
Pests and Diseases
Root rot is the most common disease affecting pepper plants. Overwatering is one of the causes.
Pests like aphids, slugs, and scale insects can also attack plants. Spider mites can become a significant nuisance on indoor plants. Flea beetles and weevils may also affect plants in cooler climates.
However, you can try various organic pest control methods to eliminate them.
Harvesting
You may need to allow plants two to five years of mature growth before harvesting fruit. However, you can buy an adult plant to harvest sooner.
A modest-sized peppercorn tree can yield hundreds of peppercorns and live for up to 35 years.
When ready for harvesting, the peppercorn fruits will turn a light red. Pluck only the red berries, and be careful not to pick the unripe ones.
Next, spread your peppercorns in direct sunlight on hot concrete or a flat surface, like a baking pan. Allow them to dry in the sun, where they will shrink and turn black.
How to Store Peppercorns
Peppercorns can be stored in an airtight container for up to four years. They should be kept in a cool, dry place away from direct sunlight.
If the peppers are freshly ground, store them in resealable clear bags. The color and smell will tell you if they are no longer flavorful.
Takeaway
As with all fresh produce, there is nothing like something homegrown. Black pepper is no exception.
Sounds interesting. Where can I purchase plants and seeds.
Check Amazon.
around the edges of my leaves are turning brown. What’s happening and what should I do. I live in jacksonville fl. zone ab I think
Hi Sylvia, you might find a solution in this article: https://drecampbell.com/plant-nutrient-deficiencies-how-fix-naturally/