Native to rocky areas, prefers very fast draining soils. Thick branches spread off a decent trunk. Will grow 2-3ft tall. Chartreuse flowers.
Cactus and Succulents - Extra Chunky
Euphorbia mahafalensis
Wild growing spiny branches. Native to rocky outcrops, endangered in habitat.
Euphorbia obesa
Small round striped plants. Will grow eventually to 12″ tall. Keep very dry, especially in winter.
Euphorbia squarrosa
Green spiny branches atop an irregular caudex which is underground in habitat. Green inflorescence with yellow and red centers.
Euphorbia suzannae
Multi-ribbed globe with prominent tubercules; tap root
Euphorbia unispina
Forms a small cluster of tall stems, to 12ft., with an outcropping of green leaves at the top. Keep indoor in winter. Fast draining soil.
Faucaria felina
Green, soft-toothed mesemb w/smooth surface. Small clumps of mini aloe-like rosettes.
Faucaria tuberculosa
F. felina ssp. tuberculosa
A dark-green leafed mesemb, with teeth-like tubercules on surface
Fenestraria aurantiaca
2-3″ clusters. Transparent tips are the characteristic windowed leaves. In habitat the leaves hide below the surface and only the windowed tips are visible. Rot-prone: low water, or mist. Flowers range from off-white to yellow/gold.
While commonly known as F. aurantiaca, can be found as F. rhopalophylla subsp. aurantiaca with yellow flowers and subsp. rhopalophylla with white flowers.
Fenestraria rhopalophylla
2-3″ clusters. Transparent tips are the characteristic windowed leaves. In habitat the leaves hide below the surface and only the windowed tips are visible. Rot-prone: low water, or mist. Flowers are white.
While commonly known as F. aurantiaca, can be found as F. rhopalophylla subsp. rhopalophylla with white flowers and subsp. aurantiaca with yellow flowers.
Ferocactus
The barrel cacti of the North American deserts, globose to cylindrical forms.
Ferocactus cylindraceus
Sonoran desert red fire barrel; very dry, rocky soil.
Ferocactus gracilis ssp. coloratus
Baja native; solitary barrel to 12″ dia., eventually 4′ tall
Ferocactus hamatacanthus
Solitary barrel to 12″ dia., eventually 2′ tall;
Ferocactus latispinus
Large barrel to 18″d.; blooms young; very thick hooked spines
Ferocactus pottsi
Solitary barrel to 16″ dia., eventually 3′ tall
Ferocactus stainesii
F. pilosus
Generally solitary, fast grower, to 24″; new spines bright red
Ferocactus tiburonensis
F. wislizeni v. tiburonensis
Large barrel to 3ft. tall; red blooms, very thick hooked spines
Fouquieria campanulata
F. splendens ssp. campanulata
Rare ocotillo subspecies
Fouquieria columnaris
Idria columnaris
Thick base, spiny branches covered in small green leaves. Dormant in summer; Slow grower to 50ft.
Fouquieria diguetii
Summer growing – requires some watering through the warmer months. Short thick trunk with multiple branches and orange/red tubular flowers attractive to hummingbirds. Keep dry in winter.
Fouquieria formosa
spiny shrub upright to 25ft.; red flowers in spring
Fouquieria macdougalii
Striated trunk to 15ft.; Open branching. Large sprays of red blooms on the tips of the branches in spring and fall, blooms when young. Grows well in rocky or sandy soils. Can leaf out any time there is rain, summer or winter.
Fouquieria purpusii
Large green trunk, with varied bark and corky spine scars, upright to 12ft.
Fouquieria splendens
Classic Ocotillo from the Mojave and Colorado deserts; spiny stems, red flowers in spring. Long growing branches will leaf out with summer rains, grow to 20ft+.
Frithia pulchra
Clumping succulent with 1″l. leaves; very low water, primarily in summer months; partial shade
Gerrardanthus macrorhizus
G. macrorhiza
Large caudex to 3ft+.; Dry in winter, vines to 10ft.
Gibbaeum album
Stemless, clumping 1″ white leaf-pairs.
Gibbaeum dispar
Dwarf, mounding succulents in the Iceplant Family. Pink flowers fall through early winter.
Glottiphyllum longum
Stemless, clumping, flattened rosettes. Yellow flowers