Pomelo
Citrus Maxima
Citrus Maxima, commonly known as Pomelo or Shaddock, is a large citrus fruit native to Southeast Asia. This tree is prized for its sweet, thick-skinned fruit and fragrant blossoms, making it a popular choice for home gardens.
Everything it needs
9 essentials at a glance
Watering
Citrus Maxima prefers consistently moist soil but should not be waterlogged.
Water deeply once a week during the growing season, allowing the top inch of soil to dry out between waterings. In winter, reduce watering to every 10-14 days. Signs of over-watering include yellowing leaves and root rot, while under-watering can cause leaf drop and wilting.
Light
Citrus Maxima thrives in full sun, requiring at least 6-8 hours of direct sunlight daily.
Ideal placement includes south-facing windows or outdoor locations with ample sunlight. It can tolerate partial shade but may produce fewer fruits and exhibit slower growth.
Soil
The ideal soil for Citrus Maxima is well-draining, sandy loam with a pH range of 6.0 to 7.0.
A recommended potting mix includes a blend of potting soil, perlite, and compost to enhance drainage and nutrient retention.
Humidity
Citrus Maxima prefers humidity levels of 50-70%.
To increase humidity, consider misting the leaves or placing a humidity tray filled with water near the plant. Signs of humidity stress include browning leaf tips and leaf drop.
Temperature
Citrus Maxima thrives in temperatures between 65-85°F (18-29°C) and is hardy in zones 9-11.
It can tolerate brief periods of cold down to 30°F (-1°C) but should be protected from frost. In winter, maintain a warmer environment to encourage healthy growth.
Fertilizing
Use a balanced fertilizer with an NPK ratio of 10-10-10 or 20-20-20, applying every 4-6 weeks during the growing season.
In fall and winter, reduce fertilization to once every 2-3 months. Signs of nutrient deficiency include yellowing leaves (nitrogen), poor fruit development (potassium), and leaf drop (magnesium).
Pruning
Prune Citrus Maxima in late winter or early spring to shape the plant and remove any dead or diseased branches.
Use sharp, clean pruning shears to make clean cuts. Deadheading is not necessary, but removing spent flowers can encourage new growth.
Repotting
Repot Citrus Maxima every 2-3 years or when the roots become pot-bound, indicated by roots growing out of the drainage holes.
Choose a pot 1-2 inches larger in diameter. Carefully remove the plant from its current pot, loosen the roots, and place it in fresh potting mix.
Propagation
Citrus Maxima can be propagated through seeds or cuttings.
For seeds, plant them in a moist potting mix and keep them warm until germination occurs, usually within 2-4 weeks. For cuttings, take 6-8 inch stem cuttings in spring, dip them in rooting hormone, and plant them in a well-draining mix, keeping them humid until roots develop.
When it's unhappy
Yellow leaves
Why it happens
Over-watering or nutrient deficiency, particularly nitrogen.
How to fix it
Adjust watering frequency and check soil drainage. Fertilize with a balanced fertilizer to address nutrient deficiency.
Leaf drop
Why it happens
Environmental stress, such as sudden temperature changes or low humidity.
How to fix it
Maintain stable temperatures and humidity levels, and avoid placing the plant near drafts or heating vents.
Root rot
Why it happens
Excessive moisture in the soil leading to fungal infections.
How to fix it
Ensure proper drainage, reduce watering, and consider repotting into fresh, dry soil.
Pests (e.g., aphids, spider mites)
Why it happens
High temperatures and low humidity can attract pests.
How to fix it
Regularly inspect the plant, and treat infestations with insecticidal soap or neem oil.
Poor fruit development
Why it happens
Insufficient light or nutrient imbalance.
How to fix it
Ensure the plant receives adequate sunlight and fertilize regularly to promote healthy fruit production.
Care through the year
Spring
In spring, increase watering as the plant begins to actively grow. Fertilize every 4-6 weeks and monitor for pests as new growth emerges.
Summer
During summer, ensure the plant receives full sun and adequate moisture. Water deeply and regularly, and consider misting to maintain humidity.
Fall
In fall, gradually reduce watering as growth slows. Continue fertilizing until late fall, and prepare the plant for cooler temperatures.
Winter
In winter, reduce watering frequency to every 10-14 days. Keep the plant in a warm location, away from drafts, and limit fertilization to once every 2-3 months.
Toxicity & Safety
Citrus Maxima is generally non-toxic to pets and children. However, ingestion of large quantities may cause mild gastrointestinal upset. The peel and seeds are not recommended for consumption.
Good to know
Why are my Citrus Maxima leaves turning yellow?
Yellowing leaves on Citrus Maxima can indicate over-watering or a nitrogen deficiency. Check the soil moisture and consider applying a balanced fertilizer to address nutrient needs.
How often should I water my Citrus Maxima?
Water your Citrus Maxima deeply once a week during the growing season, allowing the top inch of soil to dry out between waterings. In winter, reduce watering to every 10-14 days.
What light conditions are best for Citrus Maxima?
Citrus Maxima thrives in full sun, requiring at least 6-8 hours of direct sunlight daily. A south-facing window or outdoor location with ample sunlight is ideal.
How do I propagate Citrus Maxima?
Citrus Maxima can be propagated through seeds or cuttings. For seeds, plant them in moist potting mix and keep warm until germination. For cuttings, take stem cuttings in spring, dip in rooting hormone, and plant in a well-draining mix.
What should I do if my Citrus Maxima has root rot?
If you suspect root rot, remove the plant from its pot, inspect the roots, and trim away any mushy areas. Repot in fresh, dry soil and adjust your watering schedule.
When is the best time to prune Citrus Maxima?
The best time to prune Citrus Maxima is in late winter or early spring before new growth begins. This helps shape the plant and remove any dead or diseased branches.
What are the signs of nutrient deficiency in Citrus Maxima?
Signs of nutrient deficiency include yellowing leaves (nitrogen), poor fruit development (potassium), and leaf drop (magnesium). Regular fertilization can help prevent these issues.
Grows well with
Track this plant in your garden.
Set care reminders, log growth, and join a community of plant lovers.