Goal: Maintain or enhance existing Orcutt's brodiaea occurrences to ensure multiple conserved occurrences with self sustaining populations to increase resilience to environmental and demographic stochasticity, maintain genetic diversity, and ensure persistence over the long term (>100 years) in chaparral, grassland, oak woodland, southern interior cypress forests, and vernal pool vegetation communities.
Management units: 2, 3, 4, 6, 8
From 2017-2021, inspect Orcutt's brodiaea occurrences annually on Conserved Lands (see occurrence table) using the regional rare plant IMG monitoring protocol to record abundance and collect habitat and threats covariate data to determine management needs.
Action | Statement | Action status | Projects |
---|---|---|---|
IMP-1 | Based upon occurrence status and threats, determine management needs including whether routine management or more intensive management is warranted. | some occurrences are in progress | |
IMP-2 | Submit project metadata, monitoring datasets and management recommendations to the MSP Web Portal. | some occurrences are in progress |
Criteria | Deadline year |
---|---|
Surveys Completed Annually with Management Recommendations | 2021 |
Threat Name | Threat Code |
---|---|
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 8
Beginning in 2017, conduct routine management actions identified through the IMG monitoring at Orcutt's brodiaea occurrences on Conserved Lands (see occurrence table). Depending on the type and level of threat, management should be conducted as needed, not necessarily every year, and using BMPs with precautions to do no harm.
Action | Statement | Action status | Projects |
---|---|---|---|
IMP-1 | Perform routine management activities such as protecting occurrences from disturbance through fencing and enforcement and controlling invasive non-native plant species =20% absolute cover. | available for implementation | Otay Mesa Rare Plants |
IMP-2 | Submit project metadata and management data to the MSP Web Portal. | available for implementation | Otay Mesa Rare Plants |
Criteria | Deadline year |
---|---|
Routine Management Completed as Needed Based Upon Monitoring Recommendations | 2021 |
Threat Name | Threat Code |
---|---|
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 7, 8
In 2019, survey historic Orcutt's brodiaea locations to determine occurrence status; survey and delineate potentially suitable habitat for new occurrences; survey existing occurrences to identify the potential for enhancement and expansion; and at all sites collect data on occurrence status, habitat and threats and determine management needs.
Action | Statement | Action status | Projects |
---|---|---|---|
SURV-1 | At each extant occurrence, map the extent of the occurrence, collect data on abundance, map adjacent suitable habitat for potential occurrence expansion, collect covariate data on threats including estimates of cover of invasive non-native plants and trampling. | On hold | |
SURV-2 | Submit project metadata, habitat mapping, occurrence status, habitat and threats assessments, management recommendations, and report to the MSP Web Portal. | On hold |
Criteria | Deadline year |
---|---|
Surveys and Report Completed by 2020 | 2021 |
Threat Name | Threat Code |
---|---|
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Urban development | URBDEV |
Management units: 3
Beginning in 2017, establish 2 new Orcutt's brodiaea occurrences at Proctor Valley and Cal Terraces/Dennery Canyon. Invasive plant control should be conducted using BMPs so that invasive plants are reduced to less than 20% absolute cover within the occurrence
Action | Statement | Action status | Projects |
---|---|---|---|
IMP-1 | Conduct invasive plant control and distribute seed to establish new Orcutt's brodiaea occurrences. | in progress | |
IMP-2 | Implement seed augmentation using seed collected and bulked by San Diego Zoo's Institute for Conservation Research. | in progress | |
IMP-3 | Submit project metadata, management datasets and report to the MSP Web Portal. | in progress |
Criteria | Deadline year |
---|---|
By 2020, 2 New Occurrences of Orcutt's Brodiaea Established and Report Submitted | 2021 |
Threat Name | Threat Code |
---|---|
Climate change | CLICHN |
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Loss of connectivity | LOSCON |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 8
In 2020, begin preparing an Orcutt's brodiaea section in the MSP Seed Collection, Banking and Bulking Plan to preserve genetic diversity and rescue occurrences in case of catastrophic disturbance. The plan should incorporate best science and management practices (Wall 2009, KEW 2016) and recommendations from 2017-2019 seed collection and bulking efforts conducted by San Diego Zoo's Institute for Conservation Research to collect and store seeds over the long term at a permanent, established conservation seed bank (e.g., Institute for Conservation Research Native Plant Seed Bank, Rancho Santa Ana Botanic Garden Seed Conservation Program) and for providing a source of seeds for management purposes. The plan should include recommendations for: collecting and storing seeds for conservation banking; management oriented research; rescuing occurrences after catastrophic disturbances; and seed bulking and out-planting to augment extant occurrences or to establish new occurrences with consideration of genetic implications for population sustainability.
Action | Statement | Action status | Projects |
---|---|---|---|
PRP-1 | Consult the San Diego County Rare Plant Working Group made up of plant ecologists, geneticists, rare plant experts, land managers, restoration practitioners, seed banking and bulking practitioners, wildlife agencies, and other stakeholders to provide input and recommendations for the Orcutt's brodiaea section in the MSP Seed Collection, Banking and Bulking Plan. | some occurrences are in progress | |
PRP-2 | Design the seed collection plan to include recommendations to collect seeds over multiple years and several times within a season, accumulate seeds across populations, and to sample among habitats and ecological niches. Include guidelines for collecting and storing seeds along maternal lines and to provide propagules to be used in management experiments, enhancement of existing occurrences, and establishment of new occurrences. | some occurrences are in progress | |
PRP-3 | The seed collection plan should have guidelines for collecting seeds from occurrences of sufficient size to accommodate harvest. Include provisions for collecting seed from unconserved populations planned for development. | some occurrences are in progress | |
PRP-4 | Include protocols and guidelines for collecting voucher specimens and submitting to the San Diego Natural History Museum (McEachern et al. 2007). | some occurrences are in progress | |
PRP-5 | Include guidelines for testing seeds for viability and to obtain information on dormancy and germination rates. | some occurrences are in progress | |
PRP-6 | Submit project metadata and the MSP Seed Collection, Banking and Bulking Plan to MSP Web Portal. | some occurrences are in progress |
Criteria | Deadline year |
---|---|
By 2021, Completed Orcutt's Brodiaea Section in the MSP Seed Collection, Banking and Bulking Plan | 2021 |
Threat Name | Threat Code |
---|---|
Climate change | CLICHN |
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Loss of connectivity | LOSCON |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 8
From 2017-2019, collect Orcutt's brodiaea seed for conservation banking and bulk seed for establishment of new occurrences at Cal Terraces/Dennery Canyon and Proctor Valley. In 2021, begin implementing high priority actions for Orcutt's bird's-beak in the MSP Seed Collection, Banking and Bulking Plan to collect and store seeds at a permanent seed bank and to provide propagules as needed for management oriented research, existing population enhancement and establishment of new occurrences.
Action | Statement | Action status | Projects |
---|---|---|---|
IMP-1 | Bulk seed at a qualified facility for enhancement, expansion, establishment or transplantation projects using seed from genetically appropriate donor accessions in the propagation seed bank collection. | some occurrences are in progress | |
IMP-2 | Maintain records for collected seed to document donor and receptor sites, collection dates and amounts. Submit seed collection, storage and bulking data to the MSP Web Portal. | some occurrences are in progress |
Criteria | Deadline year |
---|---|
By 2025, =1 Highest Priority Action Implemented for Orcutt's brodiaea from the MSP Seed Banking and Bulking Plan | 2021 |
Threat Name | Threat Code |
---|---|
Climate change | CLICHN |
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Loss of connectivity | LOSCON |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 8
In 2020, begin preparing an Orcutt's brodiaea section in the MSP Rare Plant Management Plan to maintain large occurrences and expand at least 3 small occurrences on Conserved Lands (see occurrence table) based upon an assessment of data on occurrence status, habitat and threats. Minimum criteria for enhancement are to reduce invasive annual nonnative plants and thatch to less than 20% absolute cover within the occurrence.
Action | Statement | Action status | Projects |
---|---|---|---|
PRP-1 | Consult the San Diego County Rare Plant Working Group made up of plant ecologists, geneticists, rare plant experts, land managers, restoration practitioners, seed banking and bulking practitioners, wildlife agencies, and other stakeholders to provide input and recommendations for the Orcutt's brodiaea section in the MSP Rare Plant Management Plan. | some occurrences are in progress | |
PRP-2 | Develop a conceptual model that identifies management actions to effectively reduce threats to Orcutt's brodiaea occurrences. | some occurrences are in progress | |
PRP-3 | Prioritize occurrences for management based upon an assessment of occurrence status, the potential for management to significantly reduce identified threats, and the availability of adjacent suitable habitat for occurrence expansion. | some occurrences are in progress | |
PRP-4 | Develop an implementation plan for Orcutt's brodiaea that prioritizes management actions for the next 5 years and details tasks, lead entities, responsibilities, and timelines, budgets. | some occurrences are in progress | |
PRP-5 | Submit project metadata and MSP Rare Plant Management Plan to the MSP Web Portal. | some occurrences are in progress |
Criteria | Deadline year |
---|---|
By 2021, Completed Orcutt's Brodiaea Section in MSP Rare Plant Management Plan | 2021 |
Threat Name | Threat Code |
---|---|
Climate change | CLICHN |
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Loss of connectivity | LOSCON |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 8
In 2021, begin implementing highest priority management actions identified for Orcutt's brodiaea in the MSP Rare Plant Management Plan.
Action | Statement | Action status | Projects |
---|---|---|---|
IMP-1 | Submit metadata, management datasets, and report to the MSP Web Portal. | waiting for precedent action |
Criteria | Deadline year |
---|---|
By 2025, =1 High Priority Management Action Implemented for Orcutt's Brodiaea from the MSP Rare Plant Management Plan | 2021 |
Threat Name | Threat Code |
---|---|
Climate change | CLICHN |
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Loss of connectivity | LOSCON |
Urban development | URBDEV |
Management units: 2, 3, 4, 6, 8
In 2021, monitor effectiveness of implementation of highest priority management actions identified in the Orcutt's brodiaea section in the MSP Rare Plant Management Plan.
Action | Statement | Action status | Projects |
---|---|---|---|
IMP-1 | Submit metadata, management effectiveness datasets, analyses, and report to the MSP Web Portal. | waiting for precedent action |
Criteria | Deadline year |
---|---|
Effectiveness of High Priority Management Actions Determined | 2021 |
Threat Name | Threat Code |
---|---|
Climate change | CLICHN |
Human uses of the Preserves | HUMUSE |
Invasive plants | INVPLA |
Loss of connectivity | LOSCON |
Urban development | URBDEV |