The best time to repot the columnar cactus
Ideally, repot a columnar cactus in winter or very early spring. The roots of this type of cactus are very sensitive and should not be damaged if possible. In winter, the columnar cactus takes a break, so that possibly Root damage is not quite as serious.
also read
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- The columnar cactus is not winter hardy
- Identify columnar cactus - features of columnar cacti
The right pot and plant substrate
The new pot for the columnar cactus must be at least as deep as the previous one. The diameter should be about an inch larger. Make sure there is a sufficiently large drainage hole in the floor.
Whether you choose a plastic or clay pot is a matter of opinion. Some experts recommend choosing only plastic pots as clay pots hold too much water.
Recommended as a substrate Cactus soilthat you are additionally using Quartz sand(€ 15.15 at Amazon *) Mix. You can also use garden soil, which you make more water-permeable with coconut fiber, sand, and gravel.
Repot columnar cactus
Carefully remove the columnar cactus from the old pot. Gently shake off the used substrate. Check the roots for damage and disease. Old and sick roots are allowed cut off.
Place the columnar cactus in the prepared pot and fill up with sufficient substrate. Press the earth lightly. For larger specimens, stick thin wooden sticks to the edge of the planter to which you can tie the trunks. Then the columnar cactus will stay upright.
Maintain columnar cactus after transplanting
- Do not water in the first week
- then water carefully
- do not fertilize in the first year
- do not put in the blazing sun at first
After repotting, wait at least a week before watering the columnar cactus again. Then the injured roots can recover in the meantime.
Tips
Grab one Columnar cactus better not to do it with your bare hands. Not only the very strong, pointed thorns, depending on the species, can seriously injure the skin. The fine hairs of other types are also dangerous because they dig into the skin with barbs.