Cissus javana
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Cissus javana

Rex begonia vine · Rabet ḍârâ

Tier 1 Difficulty: easy Water: low Light: full_shade
Water every
7 days
Temperature
20–37 °C
Soil pH
6–7
Hardiness
Zone 11–12
Click count
110
Observations
56

Description

Source: leafsnap

Cissus javana, commonly known as Java treebine or Java creeper, is a flowering plant species in the grape family. Native to Southeast Asia, it is found in countries such as Indonesia, Malaysia, and Thailand. The plant features a woody stem that can extend up to 10 meters in length. It produces small, greenish-yellow flowers that bloom in clusters. Its oval-shaped leaves, which have serrated edges, typically range from 5-10 cm in length. Cissus javana is often used for medicinal purposes due to its anti-inflammatory properties. Traditionally, it has been employed to treat joint pain, arthritis, and other inflammatory conditions. Beyond its medicinal applications, Cissus javana is also cultivated as an ornamental plant. Its attractive foliage and ability to climb walls or trellises with ease make it a popular choice for decorative purposes. In summary, Cissus javana is a versatile plant that offers both aesthetic appeal and potential health benefits.

Care Guide

💧 Water Every 7 days

The Rex begonia vine flourishes in humid, tropical environments and needs consistent moisture, thriving best with weekly watering. Although it can tolerate some drought, regular misting is crucial to mimic its natural humidity. This makes it well-suited for indoor growth as an evergreen plant.

Suggested frequency: Every 7 days
FAQ
How should I water my Rex begonia vine for best results?

To ensure excellent root development, place a garden hose at the base of the plants instead of directly spraying the leaves. If the plants are outdoors and exposed to direct sunlight, the leaves will need more water. You can use bubblers to moisten the roots of each plant, or use soaker hoses to cover the entire garden or bed when adding or removing plants. After watering, make sure to drain any excess water and wait for the soil to dry before watering again. To prevent diseases, water the plants at ground level rather than spraying the leaves. On a sunny day, you can spray the entire bush with water. Whether the plants are in pots or in the ground, it's important to remember that Rex begonia vine prefers deep watering instead of light sprinkling.

What do I need to do if I give Rex begonia vine too much water or too little water?

Overwatering a Rex begonia vine can cause yellowing, dropping, and wilting of leaves, as well as a dull and unhealthy appearance with mushy stems. If these signs start to show, it's best to adjust your watering schedule accordingly. On the other hand, wilting can also be a sign of under watering, which causes crisp and dry leaves. In this case, if the soil is dry and simply watering is not enough, give it a thorough watering. While enough water will help the vine recover, it may still have dry and yellow leaves for a few days due to root damage. Once it returns to normal, the yellowing of leaves will cease. When keeping the Rex begonia vine indoors, always check the moisture levels of the pot and avoid overwatering. Look out for signs of black spots, and if present, allow the soil to dry out by refraining from watering for a few days. Overwatering can lead to root rot, so consider transferring the plant to a different pot if you notice discolored and slimy roots. It's important to prevent root rot by avoiding overly soggy soil. When planting the Rex begonia vine outdoors, dig a little deeper and if the soil feels too dry, it may indicate underwatering. Adequate watering is necessary to aid in the plant's recovery.

How often do I need to water my Rex begonia plant?

The best way to water Rex begonia vine is by giving them deep, infrequent waterings. Especially if they are in pots, you should soak them in a gallon of water each time. Pots have limited water storage, so the soil dries out faster. If you live in a cold region, water them every 3 to 5 days. Water the plants early in the morning when the soil is dry, whether they are indoors or outdoors. You can check if watering is needed by feeling the soil. If the top 2-3 inches are dry, it's time to give the plant a good watering. On hot days, check the moisture daily as the heat can quickly dry out the pot's soil. If you have a garden, you'll need to irrigate the soil as well. In a hot climate, watering once a week should be enough. Only water when about 2-3 inches of soil become too dry. Take rainfall into consideration and avoid overwatering to prevent root rot. Rex begonia vine typically grows in spring and fall. When they are outdoors, use mulch about 3-4 inches deep to retain more water. Sandy soil drains faster, so water more frequently. However, clay soil retains moisture, so you can go 2-3 days without watering to avoid root rot. Keep track of when you water the plants and pay attention to drooping leaves as a sign that you may need to water them sooner.

How much water does my Rex begonia vine need?

The Rex begonia vine generally needs about a gallon of water on a regular schedule. For potted plants, water deeply until you see water dripping from the bottom of the pot, then wait for the soil to dry before watering again. Use a water calculator or moisture meter to track how much you've given your plant in a week. During the flowering period, provide plenty of water but let the moisture evaporate to prevent root rot. If the Rex begonia vine is planted outdoors and receives sufficient rainfall, it may not need extra watering. When it's young or newly planted, ensure it gets 1-2 inches of rain per week. As it grows, it can rely on rainfall alone. Only during excessively hot weather or prolonged periods without rain should you consider giving it a full watering during cooler times of the day to prevent heat damage. Additional watering will be needed during extended dry spells.

Should I change how often I water my Rex begonia vine depending on the time of year or weather?

The Rex begonia vine needs to be watered according to weather conditions. During spring and fall, the soil should be kept moist but not soggy. Alternating between dry and moist soil conditions is beneficial for growth. In summer, hot weather and lack of rainfall can cause water to evaporate quickly, so more frequent watering is necessary to keep the soil moist. Less water is required during winter when the plant goes dormant. Well-draining soil with moisture-retention properties is recommended during this time. Once the plant starts growing again in spring, watering can be resumed to encourage growth and blooming. Good drainage is crucial, especially during winter, to prevent ponding. When the plant is in a pot, it has limited root growth, so regular watering is necessary, especially in the summer. Deep soaking once or twice a week is recommended, avoiding shallow sprinkles that only wet the leaves and encourage fungal growth. Even during dormancy, the plant should not be allowed to dry out completely in fall or winter. Adequate drainage is important to prevent the plant from sitting in water for extended periods, which can lead to death. Applying mulch can help reduce stress, conserve water, and promote healthy blooms.

☀️ Light Full shade

The Rex begonia vine tends to prefer spots with filtered or moderate sunlight, mirroring its natural growing conditions. Excessive light can cause leaf scorch, while too little light can slow its growth or make it sparse. Its light needs do not change significantly between different stages of growth.

Ideal: Full shade
FAQ
What are the sunlight requirements for Rex begonia vine?

Rex begonia vine thrives in partial to moderate sunlight, requiring about 3-6 hours of sunlight daily. It's important to observe the movement of sunlight through your garden to find spots that offer the right balance of light and shade, ensuring the plant's health and happiness. Excessive exposure to sunlight might cause leaf scorch, while insufficient light can lead to sparse growth or even stall the plant's development. These requirements reflect its preference for filtered or moderate sunlight, akin to its natural habitat.

How can artificial lighting benefit indoor Rex begonia vines?

Indoor Rex begonia vines can greatly benefit from artificial lighting, especially in environments where natural sunlight is scarce, such as during winter or in less sunny spaces. Artificial lights, particularly LED lights, can be customized to provide specific wavelengths necessary for optimal plant growth. For healthy growth, full sun plants need 30-50W/sq ft of artificial light, partial sun plants need 20-30W/sq ft, and full shade plants require 10-20W/sq ft. The light source should be placed 12-36 inches above the plant to mimic natural sunlight, and the lighting duration should align with the natural daylight hours your plant species would receive, typically 8-12 hours per day.

What are the symptoms of light deficiency in Rex begonia vine?

Rex begonia vine can show various symptoms when exposed to inadequate light, such as smaller new leaves, leggy or sparse growth, faster leaf drop, slower or no new growth, lighter-colored new leaves, and conditions like chlorosis, sunscald, leaf curling, wilting, and leaf scorching. These symptoms highlight the plant's struggle to adapt to insufficient light, affecting its overall health and appearance.

What solutions can help rex begonia vine adapt to light changes?

To help Rex begonia vine adapt to light changes, gradually increase its exposure to sunlight or artificial light. For indoor plants, you can move them to sunnier spots weekly until they receive 3-6 hours of direct sunlight a day, or use artificial light - keeping a lamp on for at least 8 hours daily or investing in grow lights. For outdoor plants, also move them gradually to sunnier locations to prevent sunburn. If sunlight is blocked by physical obstructions, consider pruning or relocating the plants to areas with better light. Remember, while parts of the plant affected by insufficient sunlight may not recover, new growth will be healthy with improved light conditions.

🌡️ Temperature 20–37.8°C

Rex begonia vine does best in conditions that resemble its native tropical habitat, preferring temperatures of 68 to 100 °F (20 to 38 °C). During cooler seasons, keeping it in a warm room will help recreate its preferred conditions.

Ideal temperature: 20–37.8°C
FAQ
What are the ideal growing conditions for Rex begonia vine?

The Rex begonia vine, botanically known as Cissus javana, flourishes in environments that closely mimic its native tropical habitat. It prefers temperatures ranging between 68 to 100°F (20 to 38°C). During the cooler seasons, it’s advantageous to keep the vine in a warm room to simulate its ideal conditions. The Rex begonia vine is particularly heat-loving, and exposure to cold temperatures can be detrimental. In the fall, it's advisable to bring outdoor-grown plants indoors and place them near a bright window, maintaining a certain distance from heaters to avoid excessive dryness. Keeping the temperature above 20°C during winter promotes healthy plant growth, while temperatures nearing 10°C can harm the plant.

What should I do if my Rex begonia vine is exposed to low temperatures?

The Rex begonia vine prefers warm environments and does not tolerate low temperatures well, thriving when the temperature remains above 20°C. During winter, it’s crucial to keep it above 10°C to avoid damage. Exposure to temperatures below 5°C may cause the leaves to lighten in color, with frost damage eventually turning them brown or black. Symptoms such as wilting and drooping can also occur after frost damage. To remedy this, trim off the frost-damaged parts and move the plant immediately indoors to a warm environment for cold protection. Position the plant near a south-facing window to ensure it receives ample sunlight, but avoid placing it directly by heaters or air conditioning vents, as this can lead to excessively dry air.

How should I care for my Rex begonia vine during high temperatures?

In the summer, it’s important to keep the Rex begonia vine's temperature below 38°C to avoid heat stress. When temperatures soar above 43°C, the leaves may begin to lighten, and the plant becomes more vulnerable to sunburn. To mitigate these effects, remove the sunburned and dried-up parts and relocate the plant to a spot that provides shade during the intense midday and afternoon sun. Ensure the soil remains moist by watering the plant in the morning and evening to help it cope with the high temperatures.

💨 Humidity
Humidity:
🪴 Soil 6-7
Soil pH: 6-7
🌱 Fertilizer Every 30 days

The best time to fertilize a Rex begonia vine is in early spring, as it breaks dormancy. This encourages overall growth and flower development. Fertilizing improves foliage, stems, and branches, and helps produce flowers that are larger, more vibrant, and longer-lasting. It assists in moving nutrients from the roots to the blooms and boosts the plant’s health and resistance to disease.

Suggested frequency: Every 30 days
FAQ
Why should I put fertilizer on my Rex begonia vine?

Regular fertilization is crucial for Rex begonia vine due to its energy-intensive production and maintenance of showy leaves. However, the challenge lies in allocating sufficient energy not only to preserve the leaves but also to support the growth of stems, branches, roots, and other important structures. Neglecting fertilization can lead to two likely outcomes. Firstly, the leaves may lose their natural color and texture, appearing unhealthy and significantly diminishing their ornamental value. Secondly, overall growth may slow down or produce weak and fragile growth that is susceptible to breakage.

When should I put fertilizer on my Rex begonia vine?

When planting a Rex begonia vine, you don't have to set a specific feeding schedule. Instead, you can benefit from occasionally feeding it. One simple way to fertilize the vine is to apply fertilizer whenever you water it. During the growing season, the plant requires a good amount of water and can be fed once every two to three weeks. This feeding rate should be maintained as long as the plant is producing new growth.

When is it a bad idea to fertilize my Rex begonia vine?

You can maintain a regular fertilization schedule for your Rex begonia vine throughout most of the year, specifically during the active growing season of spring, summer, and early fall. However, it is important to note that during the winter, the plant should not receive any fertilizer. During this time, the Rex begonia vine enters a dormant growth phase where little to no new growth is expected. As a result, the plant requires less energy, and therefore fertilization is unnecessary.

What kind of food does my Rex begonia vine need?

The fertilizer for a Rex begonia vine needs a specific blend of nutrients, but each nutrient is present in low amounts. An ideal fertilizer will have an N-P-K ratio of 3-1-2. However, a general-purpose fertilizer with an even blend can also work. For balanced fertilizers, it's important that the ratio number for each nutrient is at 3 or lower. You can choose between granular or liquid-based fertilizer. If you opt for liquid-based, it's usually best to dilute it by half. Granular fertilizer doesn't have many downsides, but using liquid fertilizer is often sensible, especially when watering your Rex begonia vine.

How do I make my Rex begonia vine grow better?

The easiest way to fertilize a Rex begonia vine is to feed it every time you water it. Here's how you can do it: 1. Gather your fertilizer and a water container, like a watering can. 2. Mix the fertilizer with water to dilute its strength. 3. Pour the water with the fertilizer onto the soil, making sure it reaches the roots. Alternatively, you can use a granular fertilizer. Simply sprinkle it on the soil where your Rex begonia vine is located. Granular fertilizers are slow-release, so you don't need to fertilize as frequently as with a liquid fertilizer. Remember to water while you feed your Rex begonia vine, as it will benefit from both water and nutrients.

🪴 Pot & Repot 2-3 years

Repot the climbing 'rex begonia vine' every 2 to 3 years in the spring to encourage growth. Choose a slightly larger pot to accommodate its roots. After repotting, place the plant in a location with bright, indirect light and keep the soil moist, but be careful not to overwater it. This will ensure the plant stays healthy and maintains its attractive appearance.

Suggested frequency: 2-3 years
✂️ Pruning

The Rex begonia vine is a climbing plant known for its decorative foliage. To promote new growth, it's best to prune the plant in early spring. Remove any dead stems and thin out crowded areas to improve air circulation. Use clean, sharp tools to trim back long vines, which will enhance the plant's health and encourage vibrant growth.

🌿 Propagating
🐛 Diseases & pets
☠️ Toxicity

Characteristics

Plant Type
Vine
Life Cycle
Perennial
Genus
Cissus
Family
Vitaceae
Hardiness Zone
11-12
Mature Height
2.44 m to 3.05 m
Mature Spread
30 cm to 34 cm
Leaf Color
Green, Silver, White, Red, Variegated, Purple
Leaf Type
Evergreen, Deciduous
Flower Color
Yellow, Green
Flower Size
2.54 cm
Bloom Time
Summer, Early fall, Mid fall
Planting Time
Spring, Summer, Autumn
Harvest Time
Fall, Early winter, Mid winter

Tags (5)

Common Names (2)

en Rex begonia vine
en Rabet ḍârâ