-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 WSvK64PDc+SXTy1dYJ4h7YHwWiGDZu/eK++gyCKTEwK6f5wi9NsHZt8WUIakgop9
 UMQk7UA1sS5m7xAPpc4Ciw==

<SEC-DOCUMENT>0001179110-05-001830.txt : 20050128
<SEC-HEADER>0001179110-05-001830.hdr.sgml : 20050128
<ACCEPTANCE-DATETIME>20050128141201
ACCESSION NUMBER:		0001179110-05-001830
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050128
FILED AS OF DATE:		20050128
DATE AS OF CHANGE:		20050128

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TOMPKINS NICHOLAS
		CENTRAL INDEX KEY:			0001145265

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27446
		FILM NUMBER:		05557441

	MAIL ADDRESS:	
		STREET 1:		193 OAK LANE
		CITY:			ARROYO GRANDE
		STATE:			CA
		ZIP:			93420

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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-01-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001005286</issuerCik>
        <issuerName>LANDEC CORP \CA\</issuerName>
        <issuerTradingSymbol>LNDC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001145265</rptOwnerCik>
            <rptOwnerName>TOMPKINS NICHOLAS</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O LANDEC CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>3603 HAVEN AVENUE</rptOwnerStreet2>
            <rptOwnerCity>MENLO PARK</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-01-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>37833</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6.7101</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>800600</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>/s/ Stacia Leigh Skinner by power of attorney</signatureName>
        <signatureDate>2005-01-28</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----