Gymnocalycium cordobense

https://youtu.be/qFisxna0TFM

How to grow Gymnocalycium cordobense – growing and care:

Well-drained soil, grow better in temperature above 10°C+, loose soil and well ventilated

How to care:
Let it dry between watering

What is the best way to start growing?
Plant / Seeds / Vegetative reproduction

Is it necessary to graft or use vegetative reproduction?
No, but when grow from seeds it’s harder than to grow from pups and when want to grow the colored varieties from seeds can’t be ensure that will be colored

Difficulties or problems when growing:
Thorns

Planting season:
Spring in hardiness zone 9, spring to summer in hardiness zone 10a, spring to autumn in hardiness zone 10b, possible all the year in hardiness zone 11

How to plant:
Plant in well-drained soil when there is problem with a lot of rains need to grow the plant with raising bad

Pests and diseases:
Snails, slugs

Pruning season:
All year

How to prune:
No special requirements

Size of the plant:
1-10 cm (1-4 inches)

Growth speed in optimal condition:
Slow growing

Watering requirement – How often to water:
Small amount of water, let it dry between watering and do not over water if it’s grow in pot possible to put the water from down to soak the water and let it dry

Light conditions in optimal condition for growing:
Half Shade better morning sun / Full Shade with a lot of light

Is it possible to grow indoor as houseplant?
Yes, grow better as houseplant, the graft hold better and longer

Growing is also possible in a pots, planter, flowerpot, containers:
Yes, pot or clay pot that will be 20-50% bigger (not need deep because the root shallow) for good drainage that important use in the bottom of the container with little rocks like: gravel, lava rocks or pebbles, soil should be cactus potting mix, make holes in the container for good drainage and need to take care that the soil will be well ventilated

Switch the soil after few years:
Removing the cacti from their pots, take paper and put slowly the plant on the paper, possible to “help” the cactus with the hands better to cover with papers or plastic wrap, after that prepare again the “little rocks” in the bottom, put part of the cactus potting mix, take the plant with and locate it in the new place, if it’s small take the soil mix with spoon and organize it (not to get the spines in hands) if it’s bigger use small garden shovel and squeeze the soil that the cactus will be stable and won’t fall, sometimes when it’s not stable better to add some stick that will hold the cactus.

Blooming information

Bloom season:
Spring / Summer

General information about the flower:
White or Pink multi-petals flowers

How to grow Gymnocalycium cordobense from seeds

Sowing requirement:
Sow in in half sun or full shade, better sandy soil or well ventilated soil like cactus potting mix and good drainage is important

Saving seeds and care until sowing:
Dry and dark place in room temperature

Sowing season:
Spring but possible in autumn and winter in hot climate, in summer put it in half shade, in hardiness zone 10 spring to summer, hardiness zone 11 spring to autumn, hardiness zone 12 all year

How to plant:
Well drained soil and potting mix or sandy soil

Planting spacing:
10*20cm, (4-8 inches) or for transplanting 2*2cm (1*1 inch)

Depth of Sowing:
0.5cm, (0.25inches)

Conditions for seeds germinate:
Moist soil but do not over water and don’t let it dry

Watering requires for Seeds:
Small amount of water, lightly moist soil and don’t let it dry

Germination time:
2-6 weeks

Condition of seedling:
Half sun or full shade and don’t overwater

Scientific name:

Gymnocalycium cordobense