Botanical Name: Echinocactus grusonii
Common Name: Golden barrel cactus Type of Plant: dicot: succulent Character evergreen Habit of Growth: Overall Shape hemispherical to cylindrical succulent cactus with thick longitudinal ribs topped by golden curved spines; very distinctive and recognizable; occasionally creates offsets from base of trunk Height up to 4' Spread up to 3' Growth Rate very slow Environment: Exposure outdoor full sun to partial shade; protect from very hard frost Soil prefers a sandy, gritty soil with excellent drainage Hardiness some frost, zones 12 to 24 Morphology: Leaves no leaves; barrel has 21-37 ribs; spines are bright golden yellow, to 3" long in clusters of 6-10; spines turn brown on lower trunk Flowers yellow, thistle-like flowers to 2" across in ring at the top of the barrel; occur primarily in summer Fruit persistent wooly capsule Propagation: seed Usage: one of the most popular cacti for containers; also useful in desert landscapes, mixed succulent beds, rustic gardens and dry slopes Landscape Care: Watering likes more watering than expected for a cactus; twice monthly watering will increase growth rate and flowering Fertilizing balanced, slow-release fertilizer every second year Pruning none required Pests/Diseases root rot in poorly drained soils Special Conditions/Other transplant with 5' burlap squares for safety Origin: Mexico Family: Cactaceae Notes: |
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