Trellis Horticultural Therapy Alliance
Public records show a registered, tax-exempt organization in good standing.
What it says it does
TRELLIS USES THE POWER OF GARDENING AND NATURE TO ENRICH THE LIVES OF DISABLED INDIVIDUALS LIVING WITH LONG-TERM PHYSICAL, COGNITIVE, AND MENTAL HEALTH DISORDERS BY DELIVERING GROUP THERAPEUTIC GARDENING SESSIONS GUIDED BY A PROFESSIONAL HORTICULTURAL THERAPIST OR OTHER SKILLED PROFESSIONAL.
- Income
- $239,062
- Spending
- $243,327
- Spent on programs
- 70%
- Reserves
- 3 months of spending
- Largest source of income
- donations and private grants, 97%
- Employees
- 4
- Volunteers
- 30
- Highest pay
- $36,000, treasurer
Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Financial health
Good: 78 out of 100. Higher than 51% of charities in its peer group (health care, under $250k).
Reserves
20 of 35Spendable reserves would cover 3.0 months of spending.
Debt
20 of 20It owes 0% of what it owns.
Living within its means
8 of 15Spending exceeded income by 2% of income.
Income trend
15 of 15Income rose 612% on the year before.
Spending floor
15 of 1570% of spending went to programs and raising each dollar of donations cost 7 cents.
Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Governance
Strong: 94 out of 100. Higher than 81% of charities in its peer group (health care, under $250k).
Independent board
25 of 256 of 7 voting board members are independent.
Conflict of interest policy
15 of 15Has a written conflict of interest policy.
Whistleblower policy
8 of 8Has a written whistleblower policy.
Record keeping policy
7 of 7Has a written policy on keeping and destroying records.
Board minutes
5 of 5Keeps minutes of board meetings.
Board sees the tax return
10 of 10Gave the board a copy of this return before filing it.
Pay set independently
0 of 5Reports no independent review process for its chief executive's pay.
No reported misuse
10 of 10Reports no diversion of assets, excess benefits or loans to insiders.
Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Impact evidence
Describes programs. Its tax return describes what it does but we have found no measurable results in it.
Programs described in its return (1)
- $169,922 spent. DELIVERING GROUP HORTICULTURAL THERAPY PROGRAMS TO ADDRESS THE PRIMARY NEED OF REDUCING CHRONIC SOCIAL ISOLATION THROUGH PURPOSEFUL AND ENGAGING GARDENING AND HORTICULTURE ACTIVITIES. THE HEALTH AND WELLNESS BENEFITS GAINED INCLUDE A REDUCTION OF STRESS, ANXIETY, AND PAIN, AND SENSORY STIMULATION THAT REFOCUSES THE MIND AND CAN IMPROVE COGNITION. SUPPORTED GARDENING IN A SAFE AND ACCESSIBLE SPACE PROMOTES INDEPENDENCE, SELF- SATISFACTION AND INCREASES SELF-CONFIDENCE FOR POPULATIONS SERVED, AND AT RISK FOR CHRONIC SOCIAL ISOLATION, INCLUDING SPINAL CORD AND BRAIN INJURY, STROKE, MULTIPLE SCLEROSIS, POST-TRAUMATIC STRESS, DEMENTIA, INTELLECTUAL DISABILITIES AND OTHERS. DURING 2024, THE ORGANIZATION DELIVERED 158 GARDEN THERAPY SESSIONS (AN AVERAGE OF 13 SESSIONS PER MONTH) SERVING A TOTAL OF 169 INDIVIDUALS. DELIVERING GROUP HORTICULTURAL THERAPY PROGRAMS TO ADDRESS THE PRIMARY NEED OF REDUCING CHRONIC SOCIAL ISOLATION THROUGH PURPOSEFUL AND ENGAGING GARDENING AND HORTICULTURE ACTIVITIES. THE HEALTH AND WELLNESS BENEFITS GAINED INCLUDE A REDUCTION OF STRESS, ANXIETY, AND PAIN, AND SENSORY STIMULATION THAT REFOCUSES THE MIND AND CAN IMPROVE COGNITION. SUPPORTED GARDENING IN A SAFE AND ACCESSIBLE SPACE PROMOTES INDEPENDENCE, SELF- SATISFACTION AND INCREASES SELF-CONFIDENCE FOR POPULATIONS SERVED, AND AT RISK FOR CHRONIC SOCIAL ISOLATION, INCLUDING SPINAL CORD AND BRAIN INJURY, STROKE, MULTIPLE SCLEROSIS, POST-TRAUMATIC STRESS, DEMENTIA, INTELLECTUAL DISABILITIES AND OTHERS. DURING 2024, THE ORGANIZATION DELIVERED 158 GARDEN THERAPY SESSIONS (AN AVERAGE OF 13 SESSIONS PER MONTH) SERVING A TOTAL OF 169 INDIVIDUALS.
Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate
Legitimacy checks
Is it registered with the IRS? Passed.
Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Has the IRS revoked its tax-exempt status? Passed.
Not on the IRS automatic revocation list.
Source: Automatic revocation of exemption list, Internal Revenue Service, file dated November 6, 2026.
Are donations tax-deductible? Passed.
On the IRS list of organizations eligible to receive tax-deductible contributions.
Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.
Is it keeping up with its IRS filings? Passed.
Most recent return on file covers the year ending December 2024.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
How long has it been tax-exempt? Passed.
Recognized by the IRS since December 2017.
Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.
Is it in good standing with state regulators? Passed.
Not on California's list of charities barred from soliciting. Other states are not yet checked.
Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated November 4, 2026.
Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.