self-sterile

Cannot fertilize itself

Self-sterile describes a plant or organism that cannot fertilize itself—its own pollen won't produce viable seeds on its own flowers.

Many fruit trees are self-sterile and require a different variety nearby for cross-pollination: You'll need two apple trees since most varieties are self-sterile.

The opposite is self-fertile.

pollination

cross-pollination

Fertilization between different plants

stigma · pistil · anther · fertilization · bees · incompatible · outcrossing · receptivity

genetics

alleles

Variant forms of genes

outbreeding · recessive · dominant · mutant · phenotype · genotype · haplotype · polymorphism · recognition · signaling

breeding

hybridization

Mixing distinct genetic lines

propagation · seedless · heterosis · germplasm

horticulture

orchard

Fruit tree plantation

rootstock · scion · blossom · pruning · yield · apple · cherry · pear · plum · almond

Opposites
reproductive capability through self-pollination/self-fertilization

self-sterileself-fertile

Can breed alone

self-pollinating

general reproductive productivity

self-sterilefertile

Able to reproduce abundantly

productive · fruitful · fecund · prolific

Family

self, sterile, selves, selfish, selfhood, selfless, selfishly, selflessness, sterility

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