8/17/2023 0 Comments Ruby red grapefruit tree for saleRemove branches in the middle of the tree to thin it out as this will aid in pest and disease control. Pruning – A good time to prune your citrus tree is once it has stopped fruiting. Do not keep the mixture for longer than 8 hours. Throw the remaining solution onto the soil around the plant (it is good for the soil). Spray your plant with this mixture regularly every 2 weeks to prevent any problems. A natural organic pesticide to use is 1 teaspoon of Neem oil in 1 litre of water and a little dishwashing liquid. Pests – Pests like mealybugs, spider mites, aphids and scales occasionally attack grapefruit trees. You will find this at hardware stores and most nurseries. Do not let the mulch touch the stem of the plant as it may cause rot and infection.įertiliser – Grapefruit trees need a high nitrogen fertiliser added through the winter to spring. Mulch will maintain soil moisture and keep the soil slightly acidic. Mulch – Mulch around the tree with pine needles or pine bark (available at Just Berry Plants). For the rest of the year, just make sure that the soil never dries out completely. Watering – Water this tree regularly to keep the soil moist at all times, particularly during the time they are flowering and setting fruit. If the soil is loamy (not clay), mix it with a bag of our volcanic rock dust. If you’re planting your grapefruit tree in the ground, dig a hole at least 50 centimetres wide and 50 centimetres deep. Volcanic rock dust re-mineralises your soil for better growth and fruit production. The plants will thrive in a container as long as they receive enough sunlight and are protected from freezing winter weather. Place stones on the bottom of your pot for good drainage. If you plan to grow your grapefruit tree in a 50 x 50 x 50 centimetre pot, use a whole bag of our volcanic rock dust with a mixture of compost and potting soil. Soil Type – Grapefruit trees require slightly acidic soil with a pH of between 5.5 and 6.5. Size – Most grapefruit trees reach a mature height of between 5 and 6 metres, but some have been to grow as tall as 13 to 15 metres. If you live in a region with mild winter frost (-1☌ to -2☌), then opt to grow lemons, navel oranges, naartjie varieties (satsumas), clementines and mandarin hybrids, limes and kumquats. Position – Plant your grapefruit in full sun, where they will get 8 to 12 hours of sunlight every day.
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