Horticulture Internship

Fall 2026 paid internships are available at Caldwell Zoo in Tyler, Texas in Horticulture.

The Caldwell Zoo is seeking highly motivated, hard-working, professional minded students who want to take advantage of educational opportunities to gain on-the-job experience in the zoological career field.

Learning opportunities/topics include: 

• Maintain zoo landscapes to include watering, fertilizing, weeding, planting, etc. 
• Exhibit design considerations 
• Greenhouse production to include bedding plant and hanging basket maintenance 
• Turf and walkway maintenance to include mowing, trimming, debris removal 
• Waste, litter, and recycling management 
• Visitor relations 

• Watch animal medical procedures
• Attend a Veterinary Department meeting 
• Assist with daily projects 
• Shadow up to five other departments 

Requirements

• Must be 18 years of age or older
• Must be a sophomore in college or have a higher classification
• Overall GPA must be 2.5 or higher
• Negative TB Test

Duration 

September 9th - December 22nd

* Please plan to arrive at least three business days before the start date to complete the onboarding process. 

* Any time off requested during the internship (excluding illness or emergency) must be discussed in the interview and approved before starting the internship. 

To be Considered:

Please apply and upload the following documents:

• Resume
• Cover Letter
• Unofficial Transcripts