Grapefruit 'Duncan' citrus
Yes, Grapefruit 'Duncan' citrus grows in the Gulf South: LSU AgCenter recommends it for south Louisiana home orchards (The Louisiana Home Orchard, Pub. 1884). No chill requirement; freeze risk is the limit.
Last updated
- Chill hours
- Not rated
- USDA zones
- 8b-11 (satsuma/kumquat hardiest) (general guide for citrus)
- Pollination
- Self-fruitful
- LSU AgCenter recommends for
- South Louisiana
- Notes
- No chill requirement; freeze risk is the limit
- Sources
- lsuagcenter.com
- Data status
- Recommended in source (no chill number given)
Will it get enough chill at my place? →
Where to buy
We check nurseries every morning, and none of the ones we track list this variety right now. Check back in bare-root season.
From our orchard
Notes and photos from our Louisiana homestead orchard are coming soon.
Other citrus varieties
| Variety | Chill hours | Zones | LSU recommends for | Data |
|---|---|---|---|---|
| Satsuma 'Armstrong Early' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Satsuma 'Owari' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Satsuma 'Louisiana Early' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Satsuma 'Kimbrough' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Satsuma 'Early St. Anne' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Satsuma 'Brown Select' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Orange 'Hamlin' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
| Orange 'Louisiana Sweet' | Not rated | 8b-11 (satsuma/kumquat hardiest) | South Louisiana | listed |
Quick answers
Does Grapefruit 'Duncan' citrus grow in Louisiana?
Yes. LSU AgCenter's Louisiana Home Orchard (Pub. 1884) recommends it for south Louisiana.
How many chill hours does Grapefruit 'Duncan' citrus need?
No chill requirement; freeze risk is the limit. LSU AgCenter doesn't publish a chill-hour number for it.
Does Grapefruit 'Duncan' citrus need a pollinator?
Self-fruitful.
What USDA zones suit Grapefruit 'Duncan' citrus?
Zones 8b-11 (satsuma/kumquat hardiest) as a general guide for citrus.