-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 Thx3vaFjio3PSGgbL3b668THxvXUOLhR2+Ba0iITRmsVXro6nHkYE8dw1jEB6GU8
 ZvFUKjudElhcIDUYutfnkw==

<SEC-DOCUMENT>0001104659-03-023179.txt : 20031020
<SEC-HEADER>0001104659-03-023179.hdr.sgml : 20031020
<ACCEPTANCE-DATETIME>20031020161313
ACCESSION NUMBER:		0001104659-03-023179
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031016
FILED AS OF DATE:		20031020

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LANDEC CORP \CA\
		CENTRAL INDEX KEY:			0001005286
		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821]
		IRS NUMBER:				943025618
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			0525

	BUSINESS ADDRESS:	
		STREET 1:		3603 HAVEN AVE
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		6503061650

	MAIL ADDRESS:	
		STREET 1:		3603 HAVEN AVE
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			JONES KENNETH E
		CENTRAL INDEX KEY:			0001068799

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27446
		FILM NUMBER:		03947959

	BUSINESS ADDRESS:	
		STREET 1:		555 PILGRIM DRIVE
		STREET 2:		SUITE F
		CITY:			FOSTER CITY
		STATE:			CA
		ZIP:			94404
		BUSINESS PHONE:		6503722650

	MAIL ADDRESS:	
		STREET 1:		550 PILGRIM DRIVE
		STREET 2:		SUITE F
		CITY:			FOSTER CITY
		STATE:			CA
		ZIP:			94404
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
  <periodOfReport>2003-10-16</periodOfReport>
  <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0001005286</issuerCik>
        <issuerName>LANDEC CORP \CA\</issuerName>
        <issuerTradingSymbol>LNDC</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001068799</rptOwnerCik>
            <rptOwnerName>JONES KENNETH E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LANDEC CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
      <isDirector>1</isDirector>
      <isOfficer>0</isOfficer>
      <isTenPercentOwner>0</isTenPercentOwner>
      <isOther>0</isOther>
    </reportingOwnerRelationship>
  </reportingOwner>
  <derivativeTable>
    <derivativeTransaction>
      <securityTitle>
        <value>Stock Option (right to buy)</value>
      </securityTitle>
      <conversionOrExercisePrice>
        <value>4.67</value>
      </conversionOrExercisePrice>
      <transactionDate>
        <value>2003-10-16</value>
      </transactionDate>
      <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>A</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
        <value></value>
      </transactionTimeliness>
      <transactionAmounts>
        <transactionShares>
          <value>10000</value>
        </transactionShares>
        <transactionPricePerShare>
          <value>4.67</value>
        </transactionPricePerShare>
        <transactionAcquiredDisposedCode>
          <value>A</value>
        </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
        <value>2003-10-16</value>
      </exerciseDate>
      <expirationDate>
        <value>2013-10-16</value>
      </expirationDate>
      <underlyingSecurity>
        <underlyingSecurityTitle>
          <value>Common Stock</value>
        </underlyingSecurityTitle>
        <underlyingSecurityShares>
          <value>10000</value>
        </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
        <sharesOwnedFollowingTransaction>
          <value>50000</value>
        </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
        <directOrIndirectOwnership>
          <value>D</value>
        </directOrIndirectOwnership>
      </ownershipNature>
    </derivativeTransaction>
  </derivativeTable>
  <ownerSignature>
    <signatureName>/s/ Sonia Powell Sexton by power of attorney</signatureName>
    <signatureDate>2003-10-20</signatureDate>
  </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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