Begonias are splashy , mostly tender perennial that are used in bedding , flowerpot and hang up basket displays . It ’s said that they ’re a footling out of escort , but the bluff new kind are nothing like the frail plants that were once used in bedding arrangement . Some have lot of long - persistent , bright flush that look enceinte in gage and hang baskets , while others are grow for their beautiful , centre - catching leaves . Begonias all do better when they do n’t get direct sun , so they count great on a terrace or border that gets some shade .

Begonias are some of the most popular flowering plants produce in gardens thanks to their showy blooms and attractive foliage . But bang when to transpose these beauties from indoors to the garden is key to assist them thrive . In this article , we ’ll research the idealistic clip to plant begonias outside base on the clime and develop conditions in your area .

With over 1,800 metal money , begonia are native to tropical and semitropic regions across the earth . They come in a diverse range of sizes , leaf shapes , and flower colors . Begonias are loosely categorized into the following case :

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Tuberous begonia – Grown for their large , showy heyday that occur in bright shades like pink , red , orangish , yellow , and lily-white . They develop from genus Tuber and are often treated as annuals

Wax begonias – Also called fibrous - settle down begonias . They have smaller flower but are prolific bloomers . Wax begonias knead expectant in garden beds and container planting .

Hardy begonias – A diminished group of begonias like the pop Begonia grandis that can withstand colder climates and overwinter alfresco in sheltered placement

when to plant begonias outside

leafage begonias – esteem for their spectacular ornamental leaves . Rex begonia and cane begonias fall in this group . They make splendid houseplant .

When to Move Begonias Outdoors

begonia thrive in warm weather and chop-chop bear price if exposed to frost or freezing temperatures . Planting begonia outside requires waiting until the danger of frost has definitively fleet .

In ecumenical , begonias can be move outdoors about 1 - 2 week after your region ’s fair last spring frost date . But it ’s also important to watch the weather augur specifically for freeze temperature before transplanting . Some tips :

In USDA zone 8 - 10 where winters are mild , begonia can be planted out as too soon as February or March .

In colder zone like geographical zone 5 and 6 , look until early May to plant begonias after you ’re surefooted the last frost has passed .

In zone 3 and 4 , transplant begonias in late May when nighttime temperatures remain above 50 ° farad .

Do n’t swear exclusively on the zone hardiness map . Track your local atmospheric condition and only plant begonia after several sequential Day of temperatures above 40 ° atomic number 9 .

Be quick to protect newly transplant begonias with cloche or fabric dustup covers if an unseasonal frost threatens your area in former springiness after found .

Preparing Begonias for Transplanting Outdoors

To ensure begonia transition swimmingly from indoor atmospheric condition to the garden , they need a period of “ harden off ” . This toughen up the plant before pic to verbatim Sunday , wind , and other elements .

Here are some tips for harden off :

Start the unconscious process 1 - 2 hebdomad before the last expected frost .

Move pots outdoors into partial shade for a few hours , bringing them back indoors for the night .

bit by bit increase the time spent outside over 7 - 10 years .

Introduce to lineal sun for just 1 - 2 hour on the last few Clarence Day .

Avoid harden off on highly hot , cold , or visionary days .

Reduce watering during the solidification off period but do n’t let plant severely wilt .

industrial plant outdoors only after 7 - 10 day of gradual hardening off .

Choosing the Best Outdoor Location

When take where to plant your begonias , keep these factor in judgment :

sun

Most begonias flourish in fond shade or dappled sunlight .

Variegated foliation begonias revalue some early morning sun to bring out leaf colors .

Cane begonia and a few other sun - sleep together varieties can tolerate a few hours of direct sunlight but take good afternoon shade .

Soil conditions

Begonias flourish in organically robust , slightly acidulent , well - draining soil . Add compost prior to planting if needed .

Improve drainage in heavy , Lucius DuBignon Clay - corresponding soils by mixing in material like peat moss .

Test soil pH and better with sulfur to low if too alkaline .

Air circulation

Allow for good air movement to prevent fungal diseases . Space plants adequately .

ward off set in enclose , humid locations like against walls or under eaves .

Shelter

Protect from substantial hint that can damage finespun stems and foliage .

Site them near fencing , shrubs or other structures that provide shelterbelt .

Planting Begonias in the Garden

When planting begonias in beds or borders :

Dig holes the same depth as the rootball and 2 - 3 time as wide .

mildly loosen the root if rootbound and property in the hole .

Backfill with native grease , pressing firmly around root to remove air pockets .

piddle thoroughly after planting to serve take root the soil .

Space begonia 6 - 12 inches asunder look on their mature sizing .

Caring for Outdoor Begonias

To keep your begonia look their best in the garden :

urine whenever the top 1 inch of soil becomes dry . Avoid wetting foliage at night .

Apply a balanced , pee - soluble fertilizer every 2 - 3 week during the active growth stop .

take away spent flowers and die out foliage to promote new blooms .

gage taller varieties if needed to prevent damage from winding and rain .

Watch for lick , snails and other pests . take out by mitt or use iron orthophosphate lure if infestations occur .

In moth-eaten climates , graft back indoors before the first fall rime , typically around tardy September or October .

Overwintering Begonias

While most types of begonia are not frigid hardy , there are a few strategies gardeners in cooler regions can habituate to save their plants from class to year :

dig out up tuberous begonia tubers after the leaf dies back in fall . stash away them in a coolheaded , dry spot over wintertime before replanting in springiness .

Take cuttings from wax and other begonias to propagate new plants indoors during winter under grow light .

Bring pot begonia indoors to a cheery window before hoar . abbreviate watering and limit plant food until bound .

In zone 8 - 10 , hardy begonia like the rhizomatous Begonia grandis can be impart in the ground over wintertime if good mulch .

Key Takeaways

expect until after the mediocre last give frost and nightly first gear are above 50 ° fluorine before transplanting outside .

season off begonia bit by bit over 7 - 10 day to void shock absorber from outside condition .

Plant in an area with organically rich filth , fond Sunday exposure , and protection from tip .

Provide even body of water and fertilizer during the rise time of year . Move containers and non - stout plants back indoors before drop icing .

With the proper advance preparation and forethought , your begonia will reward you with their dazzling flowers and foliage all time of year long . Just be patient and avert setting them outside too early on before the atmospheric condition has brace .

How to grow begonias

Grow begonia in peat - devoid , multi - purpose compost in dappled sunshine to fond shade . Plant Tuber of tuberous begonia in spring . Only works begonias alfresco in May , when no more frosts are forecast . weewee on a regular basis and feed every workweek or so with a high - potash fertiliser such as tomato feed . In autumn , dig up tuberous begonias and store the tubers in a cool , frost - free patch for wintertime . Bring unchewable - rooted types indoors over wintertime , or treat as yearbook and throw on the compost jalopy . Foliage begonia are raise as house plants but can enjoy time outside in summer .

More on growing begonias :

Begonias : parachuting links

How to plant begonia tubers

flora begonia Tuber in March or April into case-by-case pots or into a semen tray , vacuous side up . Plant them 2 . 5 cm abstruse and keep in a warm spot that is at least 18 ° one C . Once the folio start to show , pot on into big pots filled with peat - free , multi - purpose compost .

Get the plants used to being outdoors before planting them in the garden in May , when there wo n’t be any more frost . you could also buy tuberous begonias as amply grow industrial plant , although this is a more expensive option .

Other begonia character can be buy as pot - get plants or plugs . Grow them in a greenhouse and indurate off after all risk of frost has passed before planting out of doors .

Planting Begonias & Impatiens! // Garden Answer

When should you plant begonia ?

Begonias are bulbous plant of the summer . you may plant your begonia in planter boxes as early as February , but do n’t take them out until the endangerment of spring frosts ( the famous Ice Saints ) is over . So , wait until mid - May to take them out , or plant the begonias in the garden beds . The begonia is quite slow to start its vegetation period .

Can begonias acquire alfresco ?

Warm and humid environs are good to uprise begonias . begonia are extremist - tender plants . They can not handle cold temperatures or frost . They also do not tolerate being incessantly blow around by the confidential information . select a skillful protect bit to set begonias . begonia do require humidness . I never think about this when I constitute them outside .

How do you grow a Begonia plant ?

begonia flourish in partial specter or bright , collateral sunlight . So , you may grow them in areas with filtered cockcrow or evening sun . Do not place them in sites with intense or direct sun , as it can singe the leaves . Further , opt for a location with well - draining soil to avoid root putrefaction and waterlogging .

Where should begonias be planted ?

So , when opt the fleck to keep your begonia , consider the specific motive of your plant begonia variety . Begonias boom in partial nuance or brilliant , indirect sun . So , you may uprise them in area with filtered dawn or evening sun . Do not send them in site with intense or direct sun , as it can scorch the leaves .