SKU: 413789 10 Lucky Green Shamrock(Oxalis regnellii ) Bulbs

Name: 10 Lucky Green Shamrock(Oxalis regnellii ) Bulbs
Brand: daylilynursery
SKU: 413789
Price: 11.95 USD
Availability: InStock

Lucky Green Shamrock (Oxalis regnellii) is a charming, compact perennial prized for its lush green, three-part leaves and delicate flowers held above the foliage on slender stems. The triangular, clover-like leaves have an especially interesting habit: they open in response to daylight and fold together at night. Commonly grown as a houseplant, patio plant, or seasonal garden accent, Lucky Green Shamrock grows from small underground bulbs/tubers and naturally goes through periods of dormancy before returning with fresh growth. Its neat size and bright green foliage make it especially attractive in borders, containers, fairy gardens, and woodland-style plantings. Oxalis regnellii is also closely associated botanically with Oxalis triangularis, and the names have sometimes been used synonymously in horticultural references. MU Extension

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Growth Habit: A compact, clump-forming herbaceous perennial that grows from small underground bulbs/tubers. Plants generally remain low, with O. regnellii commonly reaching around 8 inches tall. The green, three-part leaves open during daylight and fold at night. Plants can periodically die back and enter a natural dormancy before producing new foliage. NC Extension Gardener Toolbox
Bloom Color: Produces dainty, five-petaled flowers, most commonly white, held on slender stems above the green foliage. Some references also report reddish flower forms of O. regnellii. NC Extension Gardener Toolbox
Fragrance: The flowers are not notably fragrant. Oxalis is primarily grown for its attractive foliage and delicate flowers rather than scent.
Fruit Flavor: Lucky Green Shamrock is not grown for its fruit. Oxalis may produce small seed capsules, but these have no significant ornamental or culinary value. The leaves have the characteristic tart or lemon-like flavor associated with wood sorrels. NC Extension Gardener Toolbox
Culinary Uses: Various Oxalis species have historically been eaten in small quantities, with the foliage providing a tart, lemon-like flavor. However, Oxalis contains oxalic acid/soluble oxalates, so Lucky Green Shamrock is best marketed primarily as an ornamental plant rather than an edible crop, and large quantities should not be consumed. NC Extension Gardener Toolbox
Medicinal Uses: Members of the Oxalis genus have a history of traditional medicinal use, but Lucky Green Shamrock is not recommended for home medicinal use, especially because of its oxalate content. NC Extension Gardener Toolbox
Possible Toxicity to Humans: Low toxicity potential, but consumption should be limited. Oxalis contains soluble oxalates. NC State notes that serious human effects are unlikely unless substantial quantities are consumed. NC Extension Gardener Toolbox
Possible Toxicity to Pets: Toxic to cats, dogs, and horses if consumed. The ASPCA identifies soluble calcium oxalates as the toxic principle in shamrock plants (Oxalis spp.). Large ingestion is of greater concern, so plants should be kept away from pets prone to chewing foliage. ASPCA
Wildlife & Pest Resistance: Generally a low-maintenance plant with relatively few pest problems. Aphids, spider mites, whiteflies, and leaf miners can occasionally appear. The oxalic acid responsible for the foliage's sour taste may help discourage grazing, although it should not be considered completely deer- or rabbit-proof. NC Extension Gardener Toolbox
Planting Zones: For O. triangularis/regnellii, USDA Zones 8 and warmer are generally recommended for garden culture; colder areas should treat it as a tender bulb, seasonal outdoor plant, or houseplant. Because cold tolerance can vary among forms sold as O. regnellii, protect the bulbs from freezing temperatures. NC Extension Gardener Toolbox
Sun Preferences: Prefers bright indirect light, partial shade, or gentle morning sun. Outdoors, partial shade is especially beneficial where summers are hot. Harsh afternoon sunlight can scorch or stress the foliage. MU Extension
Drought Tolerance: Low to moderate. During active growth, keep the soil lightly and evenly moist while allowing the surface to dry somewhat between waterings. Avoid saturated soil because excessive moisture can cause bulb/tuber and root rot. During natural dormancy, greatly reduce watering. MU Extension
When & How to Prune: Very little pruning is necessary. Remove yellow, brown, damaged, or spent foliage at the base as needed. When the plant naturally enters dormancy and its foliage dies back, the dead foliage can be removed. Reduce or discontinue watering during dormancy and resume normal care when fresh shoots emerge. MU Extension
Planting from Bulbs: Plant outdoors after danger of frost has passed in fertile, loose, well-drained soil. Plant the small bulbs/tubers approximately 1–2 inches deep, with the growing end facing upward when it can be identified. Space approximately 3–4 inches apart for an attractive, full planting. Cover with soil and water gently but thoroughly. Keep the soil lightly moist while new roots and shoots develop; never leave the planting area soggy. General Oxalis guidance recommends planting rhizomes about 2 inches deep. NC Extension Gardener Toolbox
Planting from a 3.5" Pot: Select a site with well-drained soil and partial shade to gentle morning sun. Dig a hole about twice as wide as the pot but no deeper than the root ball. Carefully slide the plant from its 3.5-inch container, keeping the root system and underground bulbs/tubers intact. Position the plant so the top of the root ball is level with the surrounding ground. Backfill with soil, gently firm around the roots, and water thoroughly. Space plants approximately 6–10 inches apart for individual clumps to fill out.
Dormancy Note: Don't assume the plant has died if the foliage suddenly begins to yellow and disappear. Shamrocks naturally undergo resting periods, sometimes after flowering or in response to environmental stress. Reduce watering while dormant and wait for new shoots to emerge from the underground tubers; dormancy may last from several weeks to a few months. MU Extension
Cold-Climate Care: In areas colder than its perennial range, grow Lucky Green Shamrock in a container that can be brought indoors, or lift the bulbs/tubers before hard freezing weather. Keep dormant plants cool and protected from freezing, then replant outdoors after frost danger has passed in spring. Integrated Pest Management

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