You have 1,200 Jasminum sambac (pikake) plants in Thailand; 20% lost to caterpillars. Supplier doesn’t know variety. Flowers like small white pearls, used for leis. Want seeds from plants and natural caterpillar defense.
Most cultivars are hybrids, self-sterile, propagated by cuttings. Seeds (if any) form berries after flowering; sow lightly covered, warm/moist. Nick seed coat to speed germination.
Use Bacillus thuringiensis (Bt)—natural, safe, effective. Buy online or at ag/hort stores. Avoid toxic chemicals.
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