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Garden Penstemon

Penstemon x gloxinioides
Size Chart

Annuals & Perennials Size Chart

Annuals & Perennials Size Chart

Typically available from spring to fall. Check with your local store for current availability. 

Green, leafy perennial forms an upright, spreading mound. Tall spikes bear bell-shaped flowers spring through fall in a wide range of colors. Use in perennial beds, as an accent, border, or in a container.

Plant with Gazania


  • Landscape Size: 2'-4' tall, 3' wide
  • Light Requirement: Full or Morning Sun/Afternoon Shade
  • Water Needs: Low
  • USDA Zone: 6a
  • Growth Habit: Upright, Spreading
  • Growth Rate: Fast
  • Attributes: Attracts Hummingbirds, Attracts Butterflies, Deer Resistant

These characteristics apply to the greater Sacramento area and nearby regions. 

Live outside of our area? Please check with your local cooperative extension for the best growing practices in your neck of the woods.

Visit: UC Cooperative Extension Offices

Visit: National County Extension Offices

Green Thumb Guide

Plant in enriched, well draining soil. Water regularly during bloom season. Deadhead to promote new blossoms. Cut back and feed in spring before new growth appears. 



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