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Annuals – Globe Amaranth

  • Globe amaranth 

Botanical name: gomphrena globosa 

Beginner friendly?: yes

Average size at maturity: 2 ft in height and 1 ft in width 

Bloom time:  summer, fall

Hardy zone: zones 4-9

Flower color: white/purple/pink/red/orange/yellow

Foliage color: green 

Growth rate: can reach fully mature size in first growing season 

Pruning instructions: deadhead and remove dead or dying foliage as needed

Propagation methods: cut a stem just below a node and place in water until roots start to emerge

Landscape use: great as a flower bed border 

Light needs: at least 6 hours of sun per day 

Special features: attracts pollinators 

Watering instructions:   allow soil to partially dry between watering sessions

Fertilizing instructions : fertilize with organic manure after planting

Best time to plant: spring 

Best type of soil:  loam, sand 

Companion plants: pansies, celosia, purple fountain grass

Toxicity level: potentially mildly toxic if ingested 

Invasive species: no