Field Horsetail
- Group
- Ferns and horsetails
- Peak month
- June
- Records since 2000
- 9,954
Water Horsetail
- Group
- Ferns and horsetails
- Peak month
- July
- Records since 2000
- 3,492
Marsh Horsetail
- Group
- Ferns and horsetails
- Peak month
- June
- Records since 2000
- 2,785
Great Horsetail
- Group
- Ferns and horsetails
- Peak month
- May
- Records since 2000
- 2,294
Wood Horsetail
- Group
- Ferns and horsetails
- Peak month
- May
- Records since 2000
- 1,347
Variegated Horsetail
- Group
- Ferns and horsetails
- Peak month
- August
- Records since 2000
- 242
Rough Horsetail
- Group
- Ferns and horsetails
- Peak month
- August
- Records since 2000
- 104