Illustration
Cream Lisianthus
Eustoma grandiflorum
Cream Lisianthus blooms from June through September.
Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.
Growing Cream Lisianthus
Plant it in full sun. It prefers moderate water. It is hardy in USDA zones 8–10. Expect it to reach about 20 in tall and 12 in wide at maturity, in roughly 1 year (a house reading).
Pets
- No toxic listing found for dogs and cats in the sources we check.
Lists differ and none is complete. If a pet eats a plant and seems unwell, call a veterinarian or a pet poison helpline.
No toxicity note is on file for Cream Lisianthus. That is not a clearance: check its safety for people and pets before planting.
What was checked
Nine facts were checked against named botanical sources, each recorded beside the sources that carried it: mature height and spread, hardiness zones, sun, water, bloom months and color, the trait tags, and years to mature size, which rests on a recorded house rule where no publisher states one and is marked so. Soil, diseases, pests, toxicity and the plant's own names have not yet been read for this plant, and its trait tags are the ones a feature uses rather than every word a page prints. Each fact above carries its own mark. The planting, spacing and size sections are derived from these checked facts by a fixed rule, not checked separately, and the plant type is the library's own classification.
When to plant Cream Lisianthus
Wait until all danger of frost has passed, then plant out Cream Lisianthus into warm soil; in most zones that means late spring. Planted then, it flowers from June to September.
Month-by-month timing for your zone is on the planting calendar; if you garden near zone 9, the middle of this plant's hardy range, start with zone 9 in February. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.
How big does Cream Lisianthus get?
20 intall5 ft 7 inan adult12 inwideSee Cream Lisianthus in a garden plan: the planner shows it in 3D beside everything else you add, growing toward this size over the years.
How far apart to plant Cream Lisianthus
Derived from the mature spread above by a fixed rule, not checked separately: spacing is the spread, center to center.
Space Cream Lisianthus about 12 in apart, center to center, so each plant has room to reach its full width.
Add Cream Lisianthus to a garden plan and the planner draws it at its full width, so you see the spacing before you buy.
Where these facts come from
Cream Lisianthus' height, spread, hardiness zones, sun, water, bloom color and trait tags were checked against 7 published sources on October 27, 2026. Each one is linked below with every fact it carried, which can include a fact this page still marks as not yet checked, because a source carrying a value is not the same as the value being held to the standard. Facts not in that list, and the planting, spacing and size sections, are not covered by these sources.
- Missouri Botanical Gardenheight, spread, hardiness zones, sun, water, bloom months and color and trait tags
- NC State ExtensionPlant Toolboxheight, spread, hardiness zones, sun, water and bloom months and color
- University of Florida IFASUF/IFAS Extension Gardening Solutionssun, water and bloom months and color
- chiantigardens.comChianti Gardensbloom months and color and trait tags
- fabulousflorals.comFabulous Floralsbloom months and color and trait tags
- blogs.cornell.eduCornell High Tunnelsbloom months and color
- RHSRoyal Horticultural Societysun
How the checking works, and what each standard covers, is on the verified plants page.
Where it grows wild
Native to 9 states
United States: Colorado, Kansas, Montana, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, Wyoming
Recorded growing wild in 91 counties.
Range data from the World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 4.0, adapted) and USDA PLANTS. How the native range is credited.
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Design a garden with this
Drop this plant onto a 3D plan, see how it fills in, and watch your whole garden bloom across the year.