Skip to main content

Send Us a Message

Search

Optic Foliar


Traditional foliar sprays force growers into impossible compromises: oil-based formulas that burn leaves under grow lights, residual compounds that contaminate flowers, or products requiring lights-off application that disrupt photoperiods. Optic Foliar eliminates every limitation with revolutionary absorption technology that delivers nutrients, pest control, and growth stimulants directly through leaf stomata—with lights on, without burning, and zero residuals. The Transport delivery system transforms foliar feeding from a risky supplement into a precision tool for maximizing photosynthetic efficiency throughout the entire growth cycle.

Free Shipping on Most Items
We Price Match
Easy Returns

Buyer's Guide

Optic Foliar: Complete Guide

Lights-On Foliar Technology That Doesn't Burn

Optic Foliar's Transport delivery system represents the first true breakthrough in foliar application science. Unlike conventional sprays that require lights-off application to prevent magnification burns, Transport technology enables nutrient and bioactive compound absorption with lights on—eliminating photoperiod disruption while maintaining the aggressive feeding schedules that high-performance cultivation demands.

The Patented Transport Advantage

Optic Foliar Transport acts as a molecular shuttle, carrying active compounds directly through leaf stomata without requiring the surface wetting that causes traditional foliar sprays to burn under intense lighting. This absorption enhancer forms the foundation of the entire Optic Foliar system, enabling targeted delivery of growth accelerants, pest deterrents, and nutritional supplements exactly when plants need them most.

  • Zero Photoperiod Disruption: Apply during active photosynthesis when stomata remain fully open and metabolic activity peaks, rather than forcing lights-off windows that reduce daily light integral and slow growth rates.
  • No Burn Formula: The non-oil-based carrier system prevents the lens effect that causes conventional foliar sprays to concentrate light and scorch leaf tissue, eliminating the single biggest risk factor in foliar application.
  • Residual-Free Application: Compounds absorb completely within hours, leaving no surface residue that could contaminate flowers, affect flavor profiles, or create compliance issues during final product testing.

The Complete Growth Cycle System

Optic Foliar products target specific metabolic needs at each growth stage, creating a comprehensive foliar program that addresses propagation stress, vegetative expansion, bloom transition, and late-flower challenges. Each formula works synergistically with Transport to deliver stage-specific compounds when conventional root feeding proves insufficient.

  • WATTS for Explosive Vegetative Growth: During peak vegetative expansion, the WATTS formula delivers targeted compounds that accelerate cellular division and leaf development, pushing growth rates beyond what root-zone nutrition alone can achieve. Plants respond with increased branching, larger leaf surface area, and the structural foundation necessary for heavy flower production.
  • SWITCH for Rapid Bloom Transition: The shift from vegetative to flowering represents a critical metabolic pivot where stress factors commonly delay blossom set by 7-14 days. The SWITCH formula triggers flower initiation while combating heat stress, light stress, and nutrient imbalances that prevent timely bloom formation—compressing transition windows and extending the productive flowering period.
  • REV for Mid-Flower Nutrition: When plants accelerated by WATTS outpace standard feeding programs, REV provides supplemental nutrition specifically formulated for fast-growing plants operating at peak metabolic capacity. This prevents the nutrient deficiencies that commonly appear when aggressive growth depletes available reserves faster than root systems can replenish them.
  • ATAK for Late-Flower Protection: As flowers mature and essential oil production peaks, maintaining leaf health becomes increasingly difficult. ATAK delivers trace minerals directly through foliar application, preserving photosynthetic capacity through final harvest without risking residuals on flower structures. For maximum convenience, the ATAK RTU version arrives premixed with Transport for immediate grab-and-go application.
  • EVIOS for Integrated Pest Management: The EVIOS pest deterrent formula eliminates common pests without the phytotoxicity, residual concerns, or lights-off requirements that plague conventional bug sprays. EVIOS works throughout the growth cycle, providing clean pest control that never compromises plant health or final product quality.
  • OVERGROW for All-in-One Simplicity: Growers seeking a streamlined approach benefit from OVERGROW, which combines growth enhancement, stress protection, and nutritional support in a single ready-to-use formula—eliminating complex mixing protocols while delivering comprehensive foliar benefits throughout the entire growth cycle.

Selecting the Right Optic Foliar Protocol

Optic Foliar products work individually or as a complete system depending on cultivation goals and current challenges. Understanding each formula's specific function enables growers to build targeted protocols that address immediate needs while supporting long-term plant health and production capacity.

  • New to Foliar Feeding: Start with the 60ML Starter Pack to experience the lights-on application advantage across multiple growth stages without committing to full-size bottles. This sampler demonstrates the fundamental Optic Foliar benefit—accelerated growth without photoperiod disruption—establishing confidence before expanding to full-spectrum foliar programs.
  • Vegetative Focus: Combine Transport with WATTS during vegetative growth to maximize branching, leaf development, and structural capacity. This two-product protocol provides the foundation for explosive growth rates while introducing the lights-on application technique that sets Optic Foliar apart from conventional foliar sprays.
  • Commercial Operations: Implement the complete growth-stage system (WATTS → SWITCH → REV → ATAK) to maximize yield potential and compress production timelines. Commercial cultivators benefit most from SWITCH's transition acceleration and REV's supplemental feeding, both of which directly impact harvest timing and total annual production capacity.
  • IPM-Focused Cultivation: Integrate EVIOS with regular preventative applications throughout the growth cycle, leveraging its non-oil formula to maintain pest pressure control without residual concerns. The lights-on application capability enables aggressive spray schedules that prevent infestations rather than reacting to established pest populations.
  • Simplified Protocols: Operations seeking maximum convenience without sacrificing performance should consider OVERGROW or the ATAK RTU option, both of which arrive premixed and ready to use. These grab-and-go formulas eliminate measurement and mixing steps while delivering the same Transport-enhanced absorption that defines the Optic Foliar advantage.

Maximizing Foliar Absorption Efficiency

Effective foliar application requires more than just the right products—timing, environmental conditions, and application technique determine how much active compound reaches plant tissue versus running off or degrading on leaf surfaces.

  • Application Timing: Spray 30-60 minutes after lights-on when stomata fully open and plants enter peak photosynthetic activity. This window ensures maximum absorption while allowing sufficient time for compounds to penetrate before lights-off, when stomata close and absorption slows dramatically.
  • Environmental Conditions: Target VPD ranges between 0.8-1.2 kPa during application to maintain optimal stomatal conductance. Excessively high VPD (above 1.4 kPa) causes stomata to partially close as a water conservation response, reducing absorption efficiency regardless of product quality.
  • Coverage Technique: Foliar compounds absorb primarily through stomata concentrated on leaf undersides. Direct spray pressure toward lower leaf surfaces using fine-mist nozzles, ensuring complete coverage without excessive runoff that wastes product and creates wet spots prone to pathogen development.

Growers seeking to optimize their complete nutrient program benefit from combining Optic Foliar's targeted foliar delivery with precision root-zone feeding, creating a dual-pathway nutrition strategy that addresses both immediate metabolic needs and long-term plant development requirements.

Frequently Asked Questions

How does Optic Foliar work with lights on without burning plants?
Optic Foliar's patented Transport technology uses a non-oil-based carrier system that eliminates the lens effect responsible for burn damage in conventional foliar sprays. Traditional oil-based sprays create droplets that magnify light and concentrate heat on leaf tissue, causing scorch marks and cellular damage. Transport bypasses this problem entirely by facilitating rapid absorption through stomata without leaving surface moisture that could act as a magnifying lens. This enables application during peak photosynthetic activity when stomatal conductance reaches maximum levels, delivering nutrients and bioactive compounds exactly when plants can utilize them most effectively.
Do all Optic Foliar products require Transport to work properly?
Most Optic Foliar formulas require mixing with Transport to achieve optimal absorption and effectiveness. Products like WATTS, SWITCH, REV, ATAK, and EVIOS are concentrated formulas designed to work synergistically with Transport's absorption enhancement technology. However, Optic Foliar offers ready-to-use (RTU) versions of select products—including ATAK RTU and OVERGROW—that arrive premixed with Transport and require no additional preparation. These RTU formulas provide the same Transport-enhanced absorption in a grab-and-go format that eliminates measuring and mixing steps.
Can I use Optic Foliar products during flowering without contaminating my flowers?
Yes. Optic Foliar formulas absorb completely through leaf tissue within hours of application, leaving zero residuals on plant surfaces. This residual-free characteristic makes products like ATAK and EVIOS safe to use throughout flowering, including late-stage flower development when conventional foliar sprays become too risky due to contamination concerns. The rapid absorption enabled by Transport technology ensures active compounds penetrate leaf tissue before any surface residue could migrate to flower structures, maintaining product purity and compliance with testing standards.
What's the difference between ATAK concentrate and ATAK RTU?
Both products deliver identical trace mineral support for late-flower leaf health, but they differ in preparation requirements. ATAK concentrate requires mixing with Transport before application, giving growers control over dilution ratios and batch sizes. ATAK RTU arrives premixed with Transport at optimal concentrations, eliminating all mixing steps for immediate grab-and-go convenience. Commercial operations processing large plant counts often prefer the concentrate for volume flexibility and cost efficiency, while smaller growers or those seeking maximum simplicity benefit from the RTU formula's zero-preparation approach.
When should I start using SWITCH to trigger flowering?
Begin SWITCH applications 3-5 days before initiating the flowering photoperiod and continue through the first 14 days of the bloom cycle. This timing addresses the metabolic stress window when plants must pivot from vegetative to reproductive growth—a transition period where heat, light intensity, or nutritional imbalances commonly delay blossom set. Early SWITCH application conditions plants for the photoperiod shift, while continued use through early flowering ensures rapid flower initiation despite environmental stress factors. Most growers observe visible flower formation 5-7 days earlier compared to untreated plants, compressing the transition window and extending the productive flowering period.
How does EVIOS control pests without oil-based ingredients?
EVIOS uses natural plant extracts that create an unfavorable environment for common pests through taste and smell deterrence rather than suffocation or contact toxicity. Unlike oil-based sprays that coat insects and block their breathing pores (creating burn risks and residual concerns), EVIOS compounds absorb into leaf tissue where they make plants unappealing to feeding pests. This systemic approach provides longer-lasting protection—typically 5-7 days per application—while eliminating the phytotoxicity, residual contamination, and lights-off requirements that limit conventional pest control options during critical flowering stages.
Can I combine multiple Optic Foliar products in the same application?
Generally, Optic Foliar products should be applied separately rather than mixed together in the same spray solution. Each formula targets specific metabolic pathways and operates most effectively when applied individually with the appropriate Transport ratio. However, growers can apply different products on alternating days (for example, WATTS on Monday, EVIOS on Wednesday, REV on Friday) to address multiple needs throughout the week. This sequential application strategy prevents potential compound interactions while maintaining comprehensive foliar support across growth enhancement, pest control, and nutritional supplementation objectives.
Is the 60ML Starter Pack enough to evaluate Optic Foliar's effectiveness?
The 60ML Starter Pack provides sufficient product volume to treat a small to medium grow space (4-6 plants) through a complete growth cycle, enabling growers to evaluate Optic Foliar's lights-on application technology and stage-specific formulas before committing to full-size bottles. Most cultivators observe measurable differences in growth rate, bloom timing, and pest pressure within 2-3 weeks of consistent application, making the starter pack an effective proof-of-concept tool. The sampler format also helps growers develop proper mixing ratios, application timing, and coverage techniques that maximize foliar absorption efficiency when transitioning to larger-scale foliar programs.
Expert Support

Need Help Choosing the Right Equipment?

Our team is here to help. Call us or browse our curated guides.