the arboretum at arizona state university date palm stewardship
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The Arboretum at Arizona State University
Date Palm Stewardship
History of the Date
The Arboretum at Arizona State University Date Palm Collection at ASU East
Cultivars
left to right:
Halawy Khalasah Barhi,
Thoory Medjool Zahidi,
Derrie Khadrawy Deglet Noor
Cultivation
Date Palms are Dioecious
Male Spathe Female flowers
Pollinating
Date Palm Maintenance
1. Clean out well, pull weeds & tree seedlings.
2. Ensure irrigation is working properly.
3. Tie up date stalks, keep from tangling.
4. Cut spines from fronds to get to dates.
Bagging Dates
Ripening DatesKimri - green
5-18 weeksKhalaal - turning yellow or red
19-25 weeks
Rutab –turning brown26-28 weeks
Tamr – dried29 weeks
Harvest
2002
2002
2002
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