- Great Texas Birding Classic 4/15-5/15 (your choice of day) https://tpwd.texas.gov/events/great-texas-birding-classic
- *King Ranch Birding Trip 4/19-21
- Earth Day 4/20 https://www.earthday.org/
- Family Nature Fest at Garey Park 4/20 https://parks.georgetown.org/gareypark/special-events
- 20th Annual Red Poppy Festival 4/26-28 https://poppy.georgetown.org/
- City Nature Challenge 4/26-29 http://citynaturechallenge.org/