Can Citrus be propagated by root cuttings?
Question:varieties are unreliable from seed; able to be propagated by softwood and hardwood cuttings.
Answers:
It sure can! Make sure you select established trees though.
And for a tropical, rare thing: Graft an orange to a grapefruit tree. It makes yummi, yummi rare fruits! A very sweet, orangy-grapefruit...
Citrus cultivars are typically grafted on to hardy rootstock to improve vigor, disease resistance, early crop harvest, or to control size. Cuttings, like seeds are worth a try but they can be prone to phytophthora root diseases. Lemon semi-ripe cuttings root much easier than most other citrus.
Japanese bitter orange seedlings are the typical root stock for citrus. You may not like the results of propagating a root cutting from an existing citrus tree.
Here is good article about home propagation of citrus trees: http://edis.ifas.ufl.edu/pdffiles/xc/xc0...
Here is another good article that discusses citrus propagation, but also discusses what seeds will produce trees true from seed: http://www.ultimatecitrus.com/pdf/tncitr...
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