Gardening Questions And Answers
Growing Conditions Light: Choose a location that receives direct sun during all or most of the day. Because Ferocactus cacti eventually lean into the sun instead of growing precisely upright, and because they have extremely sharp thorns, place they where people will not brush into them accidentally.
Growing Conditions Soil: Plant your cactus in early spring before new roots begin to form. The roots may appear dry, but that is typical before new growth begins. Dig a hole deep enough for the plant’s roots and amend it as needed to provide fast-draining soil. Ferocactus thrives in poor and arid soil.
Water the cactus sparingly. Give it a good watering and let the soil become dry to the touch (stick your finger down into the soil) before watering again. If this cactus is going to be grown outdoors, be sure to keep an eye on temperatures when winter is near. The minimum average temperature that F.
The soil should be dry when you repot barrel cacti and the container should be slightly larger than the plant. Watch for infestations with scale insects, mealybugs, or spider mites. Rot is only a minor problem and as long as your cacti are watered and “aired” correctly, you won’t have to worry about it.
Ribs are densely armed with areoles composed of 7-9 central spines (1 of which is longer than the rest, thick, flattened and hooked at the tip) and a varying number of whitish to grey radial spines depending on age. Funnel-shaped flowers are composed of yellowish, triangular petals with dark red midribs.
Germination can take place from 1 week to 5 months depending on growing conditions and quality of seed. Once the seeds have germinated, give them filtered light or partial shade. They need as much time in the light (not direct) as possible. 16-18 hours is good for cactus starts but not a requirement.
In its native habitat, F. chrysacanthus runs the gamut between desert, hills, valleys, and coastal regions. Although it seems like it could grow almost anywhere, it gravitates towards areas of poor soil that never get waterlogged. Of course, the other constants are plenty of sunshine and warm temperatures.