C. hypogaea var. barquitensis
Small round solitary barrel will eventually grow vertical to 5″ tall. Very slow growing. Yellow flowers in summer.
C. hypogaea var. barquitensis
Small round solitary barrel will eventually grow vertical to 5″ tall. Very slow growing. Yellow flowers in summer.
Branch from the base, form large clusters of dozens of stems, eventually grow up to 6ft. across.
Clumping stems rise like fingers to 18″, topped with orange-red flowers. Flowers spring through summer. Great for filling in the landscape.
3″ across, solitary. Rhomboid tubercles. Pale yellow flowers.
Depressed globose, 5″ x 7″, curved spines.
Solitary 3″ globose bird’s nest cactus w/variable flowers
In the Opuntioideae Subfamily, similar to some of the South American chollas, with glochids and easily separated elongate stem sections.
Rare. In the Opuntioideae Subfamily, similar to some of the South American chollas, with glochids and easily separated ovate stem sections.
Grows low to the ground with stems partly buried. Can form large clusters 2 to 3 stems tall though they break off easily. Large feathery yellow flowers. Brownish-orange glochids.
Shrubby – can grow anywhere from 3 to 10ft. tall. Red flowers.
Opuntia bigelovi
Mojave and Sonora Deserts. Classic golden-spined Jumping Cholla. Slow growing.
Opuntia fulgida
Medium height tree cholla, 3′-6’h.; 1″ pink flowers in summer sun
A branched monstrose cholla that will often form crests. The new growth is bronze and fades to grey-green as it ages. It uncommonly produces magenta flowers. Prone to rot if wet and cold. Prone to rot if wet and cold.
Opuntia imbricata
Shrubby tree cholla found throughout the SW and lower Great Plains. Can grow to 10ft. tall. Magenta flowers.
Grows in the limestone flats of the Chihuahuan desert. Low spine cactus, shrubby, can form woody trunks. Will grow 3 to 4 ft tall, can spread wide.
Opuntia leptocaulis
Bushy cholla to 6ft. tall; Narrow stems, long thin spines.
Opuntia prolifera
Shrubby California coastal native cholla; 3ft. to 8ft. tall
Compact, tree-like cholla to 6 feet tall and wide. Purple flowers. Grows in dry grasslands. The dried wood caness make for good long straight walking sticks.
Red spines fade to grey as they age.
Opuntia whipplei
Medium shrubby cholla to 3ft., can grow low and sprawl.
Globose, 12″ x 4ft. tall. Variable spine color from red to brown to gray. Bright red tubular flowers.
Solitary, flattened, to 6″ from rocky outcrops; mature cephalium
Small clumping mesemb, some water, white to pink flowers
Kroenleinia grusonii
Possible Echinocactus x Ferocactus hybrid
Solitary barrels to 4ft, occasional clumps, golden spines. Small yellow flowers.
White-spined cultivar of the classic Golden Barrel.
Slow growing, but one of the largest barrel cactus at 5ft across and eventually to 7-8ft tall. Stays small, grows slow, in a pot. Frost Tender, keep dry in winter.
Solitary barrels to 12″d., dense red curving spines
Hybrid with occasionally recumbent stems to 2ft
Generally solitary, stems to 8″ tall x 5″ d. Pink flowers.
Loose clumps of vertical stems to 3ft tall. Lavender flowers.
Usually solitary stems to 14″ high. Variable flowers.
Clusters of 2-4″ stems. Strawberry-red flowers. Rot-prone – keep dry in winter.