Ruby Giant (Crocus tommasinianus 'Ruby Giant') - purple flowers, illustrated plant card

Ruby Giant

Crocus tommasinianus 'Ruby Giant'

Ruby Giant blooms from February through March.

Bloom calendar
Bloom time
Feb–Mar
Hardiness
Zones 3–8
Sun
Full sun
Water
Low water
Mature size
4 in × 3 in
Type
Bulb
Verification

Mature size, hardiness zones, sun and the trait tags were checked against named botanical sources for this plant. The bloom months and water need on this page were not.

Growing Ruby Giant

Plant it in full sun. It prefers low water. It is hardy in USDA zones 3–8. Expect it to reach about 4 in tall and 3 in wide at maturity, in roughly 1 year.

When to plant Ruby Giant

Ruby Giant is a fall-planted bulb: get it in the ground 6 to 8 weeks before the ground freezes, typically September or October across zones 3 to 8. It pays you back the following February to March.

Month-by-month timing for your zone is on the planting calendar: for the middle of its range, start with zone 5 in September.

The Crocus family

One of 12 in the Crocus family. Same plant, same care.

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