How to Grow and Care for Old Man Cactus Indoors Cephalocereus senilis
If you are looking for a unique specimen for your houseplant collection, let me introduce you to Cephalocereus senilis, aka “old man cactus,” so named for its covering of white “hair.”
We link to vendors to help you find relevant products. If you buy from one of our links, we may earn a commission.
The first time I saw one was in the desertscape conservatory exhibit at Longwood Gardens in Kennett Square, Pennsylvania. It brought back a cozy memory of a furry googly-eyed toy my sister and I used to brush daily as kids.
However, the similarity stops there because beneath the cuddly cuteness of old man cactus lie sharp spines, the modified leaves of desert cacti. I caution you at the outset to handle this prickly plant with care!
C. senilis is suited to outdoor cultivation in USDA Hardiness Zones 9 and 10. This article discusses all you need to know to grow it indoors in all regions.
Here’s what we’ll cover:
Let’s get started!
What Is Old Man Cactus?
Old man cactus is endemic to eastern regions of Mexico. It is endangered in its native habitat, but commercial cultivation ensures a ready supply of plants that have not been sourced from the wild for home gardeners.
Sometimes referred to as “old man of Mexico,” slow-growing C. senilis has a blue-green column-shaped branchless stem. Clusters of columns sprout side by side.
Shallow ribs run up the length of the column. Along the ribs are symmetrically arranged areoles from which three to five sharp yellow central spines protrude. These spines are modified leaves suited to harsh desert conditions.
Overlaying the central spines are soft and long radial spines that cover the stem in silvery-white to white “hair.” They
The website greengrove.cc is an aggregator of news from open sources. The source is indicated at the beginning and at the end of the announcement. You can send a complaint on the news if you find it unreliable.
With gorgeous blooms in festive hues, Christmas cactus makes a popular holiday gift. The exotic-looking flowers open just in time for the holidays and provide weeks of color. Christmas cacti are long-lived plants, blooming year after year in shades of red, purple, peach, and white. Learn how to care for a Christmas cactus so you can enjoy these holiday beauties for years to come.
For a funky-looking annual that’s just unusual enough to be totally awesome, how about giving some bells of Ireland a ring?We link to vendors to help you find relevant products.
If you love growing common sage in your herb garden and live in a warm area, you’ll want to consider adding Cleveland sage into the mix.Salvia clevelandii, also known as California blue, frag
On late summer mornings, one of my favorite rituals is to wander through my garden, and pick a few of the vibrant pot marigold flowers to make into a refreshing tea.Each day I am pleasantly surprised to see a collection of new b
Hyacinths are a perennial, bulbous spring flower from the genus Hyacinthus in the Asparagaceae or asparagus family.Sweetly fragrant with a delicate, fresh scent, ea
When the seasons shift towards autumn, have you ever noticed a thick carpet of gold flowers gilding an old pasture or field?While it might look like the mythical King Midas had
Baby’s breath spirea,Spiraea thunbergii, is an ornamental woody shrub in the Rosaceae family. It has gracefully arching stems and slender, slightly-serrated lanceolate leaves.The ‘Ogon’ cultivar, S. thumbergii ‘Ogon’, aka Mellow Yellow, is noteworthy for its early spring bloom
The string of pearls plant, Senecio rowleyanus, is a funky succulent vine with rounded leaves that look like strands of pearls or peas. Formerly classified as Curio rowleyanus, it is also commonly called string of beads.We link to vendors to help you find relevant products. If
The burning bush, Euonymus alatus, is a potentially invasive non-native woody shrub in the Celastraceae family.It’s related to the native burning bush, E. atropurpureus, as well as nat
The captivating Yucca brevifolia, commonly known as the Joshua tree, is a member of the agave (Agavaceae) family.With the Mojave, Great Basin, and western Sonoran D
Virginia creeper, Parthenocissus quinquefolia, is a fast-growing native vine in the Vitaceae or grape family.Also known as woodbine and five-fingered ivy, this species is c
The Forsythia genus is a group of plants in the Oleaceae, or olive family. It includes 11 species of deciduous woody shrubs that bear bold yellow flowers in early spring.Suited to gardeners in USDA Hardiness