Begonia grandis grow and care – herbaceous of the genus Begonia also known as Hardy begonia, Begonia grandis, perennial evergreen or deciduous and also can grow as annual used as ornamental plant, can grow in subtropics, mediterranean, temperate climate or indoor as houseplant and growing in hardiness zone 6-9 and with the right care in hardiness zone 10a.
Leaves color green in heart shape the margin can be serrated.
Begonia grandis flowers
Flower color pink or white with four petals the petals are in two size grow in opposite pairs
Begonia grandis for sale – Seeds or Plants to Buy
How to grow Begonia grandis growing and care:
Humid, moist soil, rich soil, mulch
How to care:
Fertilizer 2-4 times a year, add humus and organic matter, prune once a year better after the bloom.
What is the best way to start growing?
Plant / Seed (care explanation bellow) / Vegetative reproduction – cutting need to be above 22-26C (72-80F) also the water can’t be cold, high humidity, better in full shade for cutting on the water need to switch the soil every few days in growing, to put the stems in soil need moist soil and water it with spray better to use growth hormone and peat soil.
Is it necessary to graft or use vegetative reproduction?
No, but easier to start by cutting than seeds
Difficulties or problems when growing:
Heat wave might kill the plant, invasive
Planting season:
Spring to summer in hardiness zone 6-8, spring to autumn in hardiness zone 9-10a
How to plant:
Planting in bigger hole and put organic matter, chopped dead leaves and humus, put the plant and cover it lightly
Pests and diseases:
Aphids, mealy bugs, powdery mildew
Pruning season:
Autumn / Winter
How to prune:
Dead part and for design
Size of the plant?
30-60 cm, 12-24 inches
Growth speed in optimal condition:
Fast growing / Medium growing
Water requirement:
Average amount of water / Big amount of water
Light conditions in optimal condition for growing:
Half Shade better without sun in the noon/ Full Shade (with light) (in places with hot summer must be in summer)
Is it possible to grow indoor as houseplant?
Yes, when grow indoor need to give the plant enough light
Growing is also possible in a planter /flowerpot / containers:
Yes, when grow in container, size 10-20 liter (2.5-5 gallon), average amount of water that needed, it’s to keep the soil moist and the water go out of the pot, better not to use bottom for the pot, when it’s grow as perennial every two years to switch soil, and prune part of the roots and the plants, soil need to be well ventilated with good drainage, rich with organic matter, can us in potting mix or peat soil with perlite or vermiculite.
Blooming information
Bloom season:
Summer / Autumn
General information about the flower
Pink or white flowers with four petals the petals are in two size grow in opposite pairs
How to grow Begonia grandis from seeds
Sowing requirement:
Small seeds, soil can be potting mix or peat soil with vermiculite 22-26C (70-80F), high humidity
Saving seeds and care until sowing:
Dry and dark location
Sowing season:
Spring to summer, possible to start in the early winter indoor
How to plant:
Better to put the seeds on vermiculite it’s help them to germinate
Planting spacing:
15*20cm (6*8 inches)
Depth of Sowing:
On the soil or 0.5cm (0.25 inch)
Conditions for seeds germinate:
High humidity and temperature 22-26C (70-80F)
Watering requires for Seeds:
Average amount of water / Big amount of water, better to use spray of water twice a day
Germination time:
2-5 weeks
Condition of seedling:
Seedling gentle and better to let them to grow a little bit before transplant and also keep high humidity and expose it to more light
sScientific name:
Begonia grandis
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