how to care for begonia rex

How To Care For Begonia Rex?

Rex Begonia
  1. General Care.
  2. Sunlight. Moderate to bright indirect light.
  3. Water. Water weekly allowing the top inch of soil to dry out between waterings.
  4. Humidity. Will tolerate dry air but prefer high humidity. …
  5. Temperature. Average home temperature of 65°F-75°F. …
  6. Size. …
  7. Common Problems. …
  8. Precautions.

Is Begonia rex an indoor plant?

Rex begonia (Begonia rex-cultorum) is a semi-tropical perennial plant normally grown as an outdoor container plant or houseplant.

Do Begonia rex need sunlight?

Rex begonias do well in bright indirect light. Some direct sun is okay for short times, especially if it is from an eastern window that has morning sun, which is gentler. For periods of the year where the sun is strongest, or if you live in an area that has strong sun, you will want to avoid too much direct sun.

How often do you water a rex begonia?

Try to apply the water only to the soil and keep it off the foliage, which reduces disease problems. If you water early in the day, it gives the foliage time to dry before nightfall. During the winter, when the Rex begonia isn’t actively growing, cut back watering to about once every two to three weeks.

Do rex begonias like to be misted?

Answer: While rex begonias and many other houseplants prefer high relative humidities, misting is ineffective unless you’re prepared to mist the plants several times a day. Also, rex begonias are not fond of water on their foliage.

How do you keep Begonia rex alive?

Rex Begonia
  1. General Care.
  2. Sunlight. Moderate to bright indirect light.
  3. Water. Water weekly allowing the top inch of soil to dry out between waterings.
  4. Humidity. Will tolerate dry air but prefer high humidity. …
  5. Temperature. Average home temperature of 65°F-75°F. …
  6. Size. …
  7. Common Problems. …
  8. Precautions.

Why is my rex begonia wilting?

Overwatering and underwatering are the most common causes of a begonia wilting. Begonias wilt quickly once their soil dries out, but maintaining excessively wet soil can also result in dramatic wilting due to root rot. Temperature stress, transplant shock, pests, and disease can also cause drooping.

Should you mist begonias?

Water the soil directly, keeping the leaves dry. Begonias also require high humidity to thrive, a challenge when growing them indoors. … You also should not spray begonias with water, especially rex begonias. Misting does create humidity, but begonias are prone to powdery mildew, so it’s better to keep the leaves dry.

Can I grow rex Begonia in water?

My favorite method is to propagate in water, since I like the look of pretty vases with plants growing in them. There are many special propagation sets out there that make propagation beautiful! … To water propagate your Begonia, all you have to do is partially submerge the stem in water, leaving the leaves sticking out.

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Can Begonia rex live outside?

While many species favour shady parts of the garden, others thrive in direct sun, and others still suit pots, tubs, garden beds and hanging baskets. Indoors or out, these tropical or subtropical treasures have been bred to suit any environment.

How do you revive wilted rex begonia?

Clean the pot with bleach, then add sterile potting mix. Replant the begonia and water it, making sure the water drains well, as root rot is more common in waterlogged soil. If the plant is outdoors, move the plant to new location to help prevent reinfection by the root rot fungus.

Do begonias like grow lights?

Fluorescent Light

As a low-light plant, begonias require less intensive artificial light than many other types of plants — which grow with an artificial light as close as 3 inches from the top leaves.

Do begonias like sun or shade?

Most begonias grow best in part shade (4 to 6 hours of direct morning sun a day), or filtered sun (as through trees). Most will tolerate full shade (no direct or filtered sun), but won’t be as dense and usually have fewer flowers. A few grow in full sun.

How much water does a begonia need?

Like other indoor plants, begonias enter a dormancy period in the colder months. During this time, you’ll want to water only once every three to four weeks to avoid similar situations with the plant drowning in water. Once growth begins in the spring, you can resume the regular watering schedule.

Why is my indoor begonia dying?

Begonias grown indoors are especially susceptible to root rot and overwatering. … This will help prevent accidental overwatering, which is the main reason for begonias dying when grown indoors. Also, when you water your begonia houseplant, make sure to water below the leaves in order to avoid inviting a fungal disease.

How long do rex begonias live?

How Long Do Rex Begonias Live? Most begonias will only live 2-3 years, even with stellar care. Therefore, you can take the time to propagate your rex begonia, especially if it’s an interesting cultivar that you don’t want to part with.

Why are my begonia leaves crispy?

According to Bloomscape, the most common cause of crisping leaves in a rex begonia is lack of water. … If any water accumulates in your saucer after watering, discard it. The soil should dry out between waterings but not become too dry. Low humidity can also cause brown, dry, crispy leaves in a rex begonia.

Do begonia rex like to be root bound?

As mentioned, begonias like to be root bound. Wait to repot until the container is filled with roots. … If there is still loose soil, allow the begonia to grow more. When the plant’s roots hold all of the soil, it’s time for a transplant.

Are rex begonia annual or perennial?

Rex begonias are herbaceous perennials in zones 10-12 so they are treated as annuals or houseplant specimens in Connecticut. Rex begonias do produce delicate flowers but are usually grown for their spectacularly colored and intriguingly textured leaves.

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Do begonias need watering every day?

Due to their tropical origin, begonias thrive in areas with relatively high humidity. In drier areas, they will appreciate being misted daily. However, do not use tap water for misting – the high alkalinity of some tap water will cause the leaves of your plant to drop.

How do you grow begonia rex?

Use a loose well aerated soil that drains quickly to prevent over watering and root rot. Begonia Rex plants like large, relatively shallow pots where the rhizomes have room to spread. Prune leggy Begonias plants to keep them bushy and full. Rotating potted Begonias keeps the foliage growing in a balanced manner.

How do you propagate rex begonias?

  1. Step 1: Prepare the supplies for propagating rex begonias. …
  2. Step 2: Take a leaf cutting from your rex begonia. …
  3. Step 3: Make cuts in the rex begonia leaf. …
  4. Step 4: Pin the rex begonia leaf into seed-starting mix. …
  5. Step 5: Provide humidity and light for the begonia leaf cutting.

How do you propagate rex begonia from cuttings?

Simply cut a rhizome into pieces about 1” to 1 ½” long, and press them gently into moistened potting soil, or a moistened mix of perlite and vermiculite. As with the leaf cuttings, give them high humidity and keep them in a warm, well-lit spot out of direct sunlight until roots begin to form.

How do I keep begonia rex happy?

They thrive in organic, sharp-draining soil and in shade with lots of humidity. Care: Watering “on demand” (or when the soil is dry to the touch) is a great way to keep Rex begonias happy. Avoid soggy conditions, but do not allow plants to wilt.

Can I save my begonia rex?

Keep them even with the new soil line and never lower than they were before transplanting. … One week after transplanting, use a fungicide drench that targets water molds. Some Rex Begonias go dormant during the winter and lose all or most of their leaves. The plant may appear dead when it really isn’t.

Do begonias come back every year?

Are begonias a perennial plant or an annual flower? There are no perennial begonias. There are forms that make great houseplants and will grow year-round indoors, but outdoors the plants are all unable to tolerate frost.

Can begonias come back to life?

But in the spring, the plant will regrow from its underground tubers that stay dormant throughout the winter. These begonias will also produce new tubers during the growing season that will then fall to the ground in autumn. These new tubers will then sprout in the spring.

How do you care for potted begonias?

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  1. 1) Plant begonia in pot that allows about 2 inches of space all the way around the roots. …
  2. 2) Begonias like to sit in locations that have daily full to partial morning sunlight.
  3. 3) Put the plant on a regular watering schedule. …
  4. 4) Feed the plant a balanced houseplant fertilizer once a month.
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How do you care for begonias?

GROWING BEGONIAS AS HOUSEPLANTS
  1. Water and humidity: Probably the quickest way to kill a begonia is too much water. Let them dry out slightly between waterings. …
  2. Location: East-, west-, or south-facing windows are best. …
  3. Potting: Potted begonias prefer to be slightly root-bound rather than given too much room.

Are grow lights considered direct sunlight?

The light intensity of a grow light isn’t as intense as the outdoor sunlight these plants prefer, but better than the watered-down sunlight received through a window. Providing 12 to 14 hours under the grow light equals about six hours under direct sun.

What window do you use for begonias?

Light. Begonias prefer a well-lit east- or west-facing window. Their foliage can burn in a bright south-facing window, and a north-facing window usually does not provide sufficient sunlight.

What month do begonias flower?

Begonias grow in moist, shady gardens where they have well-drained soil, wind protection and filtered or indirect sunlight. A typical blooming season starts in June and ends with the first frost. They are so easy to grow that a broken stem or leaf stalk stuck in soil often roots as a new plant.

Do begonias like coffee grounds?

A well draining soil mix is a must. Begonias do not like wet feet and will easily drop leaves if they are over watered. … Begonias benefit from an acidic soil, which the peat moss gives it. Adding some used coffee grounds to the soil will work wonders for begonias.

Do begonias bloom in shade?

They do best in situations with shade or morning sun/afternoon shade. Most varieties have flowers that hang down a little, making tuberous begonias ideal for hanging baskets and window boxes rather than garden beds and borders. No matter where you grow them, make sure they have good drainage to prevent rot.

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