Scarify the large, roundish seeds and plant in warm, sandy soil. Once the seeds are scarified and the media is prepared.

The legendary 'Upside-Down-Tree' (Adamsonia digitata) makes an intriguing, long-lived bonsai or conservatory plant and is easily grown from seed. Place the sowed seeds by a window receiving moderate light with a constant temperature of 60-70° F. Do not cover the top of the container and avoid excess humidity. 7. 6. 5. Bury the seeds in the soil at about an inch in depth. In the wild this tree is a valuable food commodity, the huge sausage fruits being the source of cream of tartar. Scarify by rubbing on sandpaper in one spot until the testa is rubbed through and the white pericarp just shows. Generally in good conditions, seeds germinate after a week to 10 days. Space the planted seeds about 4 inches apart. At the end of October, when the temperature drops, it is advisable to bring the plant indoors and put it in a place directly exposed to sunlight. Adansonia grandidieri) or … For Adansonia grandidieri to germinate and continue its growth, it requires long periods of exposure to the sun and a temperature never below 18-20°C. Put the seeds in a pot in half soil half humus; cover the seeds with about 1.5cm of the medium, water it every day and wait... After some days the seeds germinate, the two cotyledons can be fleshy (ex. Alternately, hold the seed down on a cutting board with one finger and slice through one end of the seed, thus revealing a small window through which you will see the white pericarp.